 | Scarlett Johansson als Natasha Romanoff / Black Widow |
 | Florence Pugh als Yelena Belova |
 | Rachel Weisz als Melina Vostokoff |
 | David Harbour als Alexei Shostakov / Red Guardian |
 | Ray Winstone als Dreykov |
 | Olga Kurylenko als Antonia Dreykov |
 | Ever Anderson als Young Natasha |
 | Violet McGraw als Young Yelena |
 | O.T. Fagbenle als Mason |
 | William Hurt als Secretary Thaddeus 'Thunderbolt' Ross |
 | Ryan Kiera Armstrong als Young Antonia |
 | Liani Samuel als Lerato |
 | Michelle Lee als Oksana |
 | Lewis Young als Scientist Morocco 1 |
 | C.C. Smiff als Scientist Morocco 2 |
 | Nanna Blondell als Ingrid |
 | Simona Zivkovska als Widow |
 | Erin Jameson als Widow |
 | Shaina West als Widow |
 | Yolanda Lynes als Widow |
 | Claudia Heinz als Widow |
 | Fatou Bah als Widow |
 | Jade Ma als Widow |
 | Jade Xu als Widow |
 | Lucy-Jayne Murray als Widow |
 | Lucy Cork als Widow |
 | Eniko Fulop als Widow |
 | Lauren Okadigbo als Widow |
 | Aurélia Agel als Widow |
 | Zhanè Samuels als Widow |
 | Shawarah Battles als Widow |
 | Tabby Bond als Widow |
 | Madeleine Nicholls als Widow |
 | Yasmin Riley als Widow |
 | Fiona Griffiths als Widow |
 | Georgia Curtis als Widow |
 | Svetlana Constantine als Widow |
 | Ione Butler als Widow |
 | Aubrey Cleland als Widow |
 | Kurt Yue als Ross Lieutenant |
| Doug Robson als Ohio Agent |
| Marcel Dorian als Man In BMW |
| Zoltán Nagy als Budapest Clerk |
 | Liran Nathan als Mechanic |
| Judit Varga-Szathmary als Mechanic's Wife |
| Noel Krisztian Kozak als Mechanic's Child |
 | Martin Razpopov als Tattoo Gulag Inmate |
 | Olivier Richters als Ursa Major |
| Nina Novich als Gulag Inmate |
 | Andrew Byron als Gulag Cookie Guard |
| Ed Ashe als Strudel Gulag Guard |
| Dawid Szatarski als Red Room Scientist 1 |
 | Cali Nelle als Red Room Scientist 2 |
| Geoffrey D. Williams als Ross Agent |
 | Robert Pralgo als Ross Agent |
 | Jacinte Blankenship als Ross Agent |
 | Josh Henry als Ross Agent |
 | Jose Miguel Vasquez als Ross Agent |
 | Valentina Herrera als Young Widow |
 | Danielle Jalade als Young Widow |
 | Aria Brooks als Street Kid |
| Sophie Colgrove als Street Kid |
| Caister Myung Choi als Street Kid |
| David Turner als SWAT Team (uncredited) |
 | Edward L. Oliver als SWAT Team Leader (uncredited) |
 | Rob Horrocks als Polish Soldier (uncredited) |
| Oliver Simms als Super Soldier (uncredited) |
 | Yuuki Luna als Widow (uncredited) |
| Kalina Vanska als Commuter (uncredited) |
 | Jordyn Curet als Young Ingrid (uncredited) |
| Chad J. Wagner als Neighbor (uncredited) |
 | Joakim Skarli als Russian Soldier (uncredited) |
| Ian Wilson als Russian Spetnaz (uncredited) |
| Tyrone Kearns als Prisoner (uncredited) |
 | Gavin Lee Lewis als Prisoner (uncredited) |
 | Ahmed Bakare als Prisoner (uncredited) |
| Zoltan Rencsar als Prisoner (uncredited) |
 | Adam Prickett als Russian Prisoner (uncredited) |
| Luigi Boccanfuso als Gulag Prisoner (uncredited) |
 | Roman Green als Gulag Arm Wrestling Inmate (uncredited) |
 | Clem So als Gulag Inmate (uncredited) |
| Graham Kitchen als Gulag Inmate #4 (uncredited) |
 | Daniel Joseph Woolf als Gulag Inmate #120 (uncredited) |
 | John Wolfe als Guard (uncredited) |
| Paul O'Kelly als Riot Guard (uncredited) |
| Shane Askam als Gulag Riot Guard (uncredited) |
 | Obie Matthew als Prison Riot Guard (uncredited) |
 | Ty Hurley als Prison Riot Guard (uncredited) |
 | Stephen Samson als KGB (uncredited) |
 | Marian Lorencik als KGB (uncredited) |
 | Julia Louis-Dreyfus als Contessa Valentina Allegra de Fontaine (uncredited) |
 | Jeremy Renner als Clint Barton / Hawkeye (voice) (uncredited) |
 | Dale Liner als SWAT Team Leader (uncredited) |
| Kevin Feige | Producer |
| Victoria Alonso | Executive Producer |
| Louis D'Esposito | Executive Producer |
| Brad Winderbaum | Executive Producer |
| Cate Shortland | Director |
| Scarlett Johansson | Executive Producer |
| Rob Inch | Stunt Coordinator |
| Zakaria Alaoui | Line Producer |
| Mitchell Bell | Co-Producer |
| Sarah Halley Finn | Casting |
| Charles Wood | Production Design |
| Jim Barr | Art Direction |
| Chris 'Flimsy' Howes | Art Direction |
| Mike Stallion | Art Direction |
| Arnaud Putman | Set Decoration |
| Clare Eastham | Makeup & Hair |
| Daniel Dallos | Unit Manager |
| Michelle Wraight | Production Supervisor |
| Philip Banks | Second Assistant Director |
| Glen Caroll | Third Assistant Director |
| Jamie Christopher | First Assistant Director |
| Mark Cockren | Second Second Assistant Director |
| Josh Goodman | Third Assistant Director |
| Mate Gyorgy | Second Unit |
| Alexander Yurchikov | First Assistant Director |
| Chris Munro | Sound Mixer |
| Abdellah Achir | Assistant Art Director |
| Charlotte Anthony | Draughtsman |
| Jemma Buckley | Assistant Set Decoration |
| Ashley Bussell | Petty Cash Buyer |
| Heather Carby | Prop Maker |
| Jason Chalmers | Prop Designer |
| Gary Chandler | On Set Dresser |
| Lauren Debeukelaere | Art Department Trainee |
| Sam Farr | Set Dresser |
| Sarah Ginn | Assistant Art Director |
| Sarah Ginn | Standby Art Director |
| Rupert Hancock | Props |
| Todd Harris | Storyboard Artist |
| Amy Herring | Art Department Assistant |
| Cheyenne Hughes | Art Department Assistant |
| Austin Huntley | Art Department Assistant |
| Tara Ilsley | Assistant Art Director |
| Clive Ingleton | Decorator |
| Sarah Iovino | Art Department Coordinator |
| Peter James | Art Direction |
| Gemma Kingsley | Graphic Designer |
| Blake Maslin | Head Greensman |
| Rob Mear | Supervising Art Director |
| Christopher James Miller | Props |
| Lizzie Osborne | Draughtsman |
| Andy Park | Visual Development |
| Nathan Payne | Set Dresser |
| Andrew Proctor | Assistant Art Director |
| Daniel Rutter | Modeling |
| Jo Sansom | Draughtsman |
| Mark Stevenson-Ellis | Petty Cash Buyer |
| Silvia Stroppa | Draughtsman |
| Pete Thompson | Concept Artist |
| Julia Tonetti | Draughtsman |
| Ivan Weightman | Concept Artist |
| Candice White | Draughtsman |
| Chris Munro | Production Sound Mixer |
| Katia Bokor | Translator |
| György Albitz | Special Effects Technician |
| Matthew G. Armstrong | Special Effects Technician |
| Csaba Bagossy | Special Effects Technician |
| Adam Banks | Special Effects Technician |
| Will Bazeley | Special Effects Technician |
| Daniel R. Bentley | Special Effects Technician |
| Molly Doyle | Casting Assistant |
| Madeleine Escarne | Casting Assistant |
| Sandra Marthon | Extras Casting |
| Lysandre Mbappé | Casting Associate |
| Charlie Rotheram | Extras Casting |
| Jason B. Stamey | Casting Associate |
| Mark Dennis | Driver |
| Dante Gallo | Driver |
| Mark Mustafa | Driver |
| Carl Anthony Nespoli | Driver |
| Karoly Niklasz | Transportation Captain |
| David O'Donoghue | Transportation Captain |
| Jeffrey Warren | Driver |
| Inam Choudhury | Location Manager |
| Matt Craufurd | Assistant Location Manager |
| Josh Dillard | Assistant Location Manager |
| Corey Gilbert | Assistant Location Manager |
| Harriet Hodgskin | Location Coordinator |
| Zsolt Molnar | Location Manager |
| Matt Risebrow | Location Manager |
| Nick Brown | VFX Artist |
| Tristan Connors | Modeling |
| Amin Rharda | Set Decoration |
| Erin Jameson | Stunt Double |
| Gabriel Beristain | Director of Photography |
| Jade Xu | Stunts |
| Jany Temime | Costume Design |
| Lucy-Jayne Murray | Stunts |
| C.C. Ice | Stunts |
| Sarah Lezito | Stunt Driver |
| Katy Bullock | Stunt Driver |
| Joanne Coles | Stunt Driver |
| Oscar Crane | Stunts |
| Nathan Aldous | Stunts |
| Paul Bailey | Stunt Driver |
| Dave Boyle | Stunts |
| Aidan Brindle | Stunt Driver |
| Aidan Brindle | Stunts |
| Dermot Brogan | Stunts |
| Yusuf Chaudhri | Stunts |
| David Cheung | Stunts |
| Billy Clements | Stunts |
| Adam Collins | Stunts |
| Lucy Cork | Stunt Double |
| Tom Cotton | Stunts |
| James Cox | Stunts |
| Jason Curle | Stunts |
| Josh Dyer | Stunts |
| Eniko Fulop | Stunts |
| Eduardo Gago Muñoz | Stunts |
| Genadiy Ganchev | Stunts |
| Bobby Holland Hanton | Stunts |
| Allan Hewitt | Stunt Coordinator |
| Al Holland | Stunts |
| Max Häusle | Stunts |
| Ivan Iliev | Stunts |
| Martin Ivanov | Stunt Driver |
| Martin Ivanov | Stunt Double |
| Jack Jagodka | Stunts |
| Charles Jarman | Stunts |
| Sarah Lawrence | Stunt Coordinator |
| Lee Millham | Stunt Driver |
| Cali Nelle | Fight Choreographer |
| Carl Anthony Nespoli | Stunt Driver |
| Daren Nop | Fight Choreographer |
| Lauren Okadigbo | Stunt Double |
| Béla Orsányi | Stunts |
| Leesa Pate | Stunt Driver |
| Cedric Proust | Stunt Coordinator |
| Florian Robin | Stunt Coordinator |
| Matt Sherren | Stunts |
| Vasil Simeonov | Stunts |
| Laura Swift | Stunts |
| Dawid Szatarski | Fight Choreographer |
| Luke Tumber | Stunts |
| Jeremie Vigot | Stunts |
| Tihomir Vinchev | Stunts |
| Chris Waite | Stunts |
| Vasil Yordanov | Stunts |
| James Young | Fight Choreographer |
| Marton Dancz | Extras Casting |
| Zsolt Ferenc Maier | Extras Casting |
| Mounir Saguia | Casting |
| Veronika Varjasi | Extras Casting |
| Brahim Ait Belkas | Boom Operator |
| Jordan Feemster | Sound Assistant |
| Luke Hollingworth | Boom Operator |
| Shannon Mills | Sound Designer |
| Shannon Mills | Supervising Sound Editor |
| Barry O'Sullivan | Production Sound Mixer |
| Rachid Aadassi | Costume Supervisor |
| Abdelkrim Akallach | Costume Set Supervisor |
| Haraszti Blanka | Costumer |
| Pierre Bohanna | Modeling |
| Panka Bojtor | On Set Dresser |
| Sue Bradbear | Costume Design |
| Erinn Cahil | Costume Assistant |
| Michael Carey | Costume Assistant |
| Kate Chadderton | Costume Coordinator |
| Kate Collis | Costume Design |
| Lorraine Cooksley | Costume Design |
| Richard Davies | Assistant Costume Designer |
| Jessica Davis | Costume Design |
| Brooke Dibble | Concept Artist |
| Daniel Fortin | Costume Assistant |
| Natasha Freeman | Costume Design |
| Máté Gajdics | Costumer |
| Dan Grace | Costume Supervisor |
| Anna Haigh | Graphic Designer |
| Monique Holt | Costume Assistant |
| Vivienne Jones | Assistant Costume Designer |
| Eniko Karadi | Costume Design |
| Sara Khabir | Costume Coordinator |
| Susan MacKenzie | Costume Design |
| Gary Page | Costume Design |
| Nora Pinter | On Set Dresser |
| Lisa D. Quercioli | Key Costumer |
| Margarethe Schmoll | Costume Design |
| Ella Sehic | Costume Assistant |
| Zoe Taylor | Costume Design |
| Barbara Urbanyi | Key Costumer |
| Darrell Warner | Concept Artist |
| Sam Williams | Modeling |
| Kat Ali | Makeup Artist |
| Liz Bradbear | Makeup Artist |
| Hayat Ouled Dahhou | Makeup Artist |
| Salima Oulad Dahhou | Makeup Artist |
| Jenna Roseanne Drew | Makeup Artist |
| Marzenna Fus-Mickiewicz | Makeup Artist |
| Anna Haigh | Tattoo Designer |
| Daniele Nastasi | Hair Designer |
| Daniele Nastasi | Makeup Artist |
| Adrian Rigby | Makeup Artist |
| Alex Holmes | Makeup Trainee |
| Michaela McAllister | Stunt Double |
| Camilla Wimble | Stunt Double |
| Per Henry Borch | Line Producer |
| Badr Balafrej | Casting |
| Fouad Chairi | Casting |
| Redouane Meftah | Casting |
| John Bush | Set Decoration |
| Jess Royal | Set Decoration |
| Zi Chao Tan | Animation |
| Eric Pearson | Screenplay |
| Raquel Gallego | Camera Operator |
| Lorne Balfe | Original Music Composer |
| Joe Howes | Visual Effects |
| Jac Schaeffer | Story |
| Ned Benson | Story |
| Leigh Folsom Boyd | Editor |
| Matthew Schmidt | Editor |
| Darrin Denlinger | Storyboard Artist |
| Heidi Moneymaker | Stunt Double |
| Don Heck | Thanks |
| Don Rico | Thanks |
| Stan Lee | Thanks |
| John Buscema | Thanks |
| Adi Granov | Thanks |
| Jack Kirby | Thanks |
| Ralph Macchio | Thanks |
| Richard K. Morgan | Thanks |
| George Pérez | Thanks |
| Tom Raney | Thanks |
| John Romita Sr. | Thanks |
| Bill Sienkiewicz | Thanks |
| Mark Waid | Thanks |
| Paul Cornell | Thanks |
| Devin Grayson | Thanks |
| David Michelinie | Thanks |
| J.G. Jones | Thanks |
| Jimmy Palmiotti | Thanks |
| Joe Quesada | Thanks |
| Roy Thomas | Thanks |
| Chris Samnee | Thanks |
| Alex Bender | First Assistant Camera |
| Henry Bridges | Drone Pilot |
| Ian Campbell | First Assistant Camera |
| Ricky Carrillo | Rigging Gaffer |
| Barney Coates | First Assistant Camera |
| Adam Coles | First Assistant "A" Camera |
| Carlos De Carvalho | Second Unit Director of Photography |
| Harry Gamble | First Assistant Camera |
| Dave Hamilton-Green | Camera Operator |
| Jay Maidment | Still Photographer |
| Máté Miklósfalvi | Camera Trainee |
| Scott Montgomery | Drone Operator |
| Dean Morris | Dolly Grip |
| Julian Morson | Camera Operator |
| Yakoubi Nordine | Key Grip |
| Joseph Parker | Best Boy Grip |
| Alan Perrin | Drone Pilot |
| James Perry | Second Assistant Camera |
| Marcus Pohlus | Steadicam Operator |
| Sean Ricigliano | Epk Camera Operator |
| Lee Walters | Gaffer |
| Cory Gath | Assistant Editor |
| Jess Jansen | Assistant Editor |
| Alexei Krassovsky | Post Production Coordinator |
| Craig W. Smith | First Assistant Editor |
| Anna Sweeney | Assistant Editor |
| Liz Marston | Sound Re-Recording Assistant |
| Samson Neslund | Sound Effects Editor |
| Mickey Facchinello | Stunt Double |
| Kay Hoddy | Rotoscoping Artist |
| Malia J. Granite | Songs |
| Michael Anthony Jackson | Storyboard Artist |
| Nina Jalava | Stand In |
| Gary Archer | Prosthetics |
| Sarah Clark | Unit Publicist |
| Reetu Aggarwal | 3D Artist |
| Jennifer Badger | Stunt Driver |
| Kevin R. Wright | Other |
| Joe Bucaro III | Stunt Driver |
| Darrin Prescott | Second Unit Director |
| Dena Sodano | Stunt Double |
| Chelsea Bruland | Stunts |
| Brian Chapek | Co-Producer |
| Sarah Lochlan | Stunt Double |
| Lisa Marra | Visual Effects Producer |
| Adam Keane | Visual Effects Production Assistant |
