 | Andy Nyman als Professor Goodman |
 | Martin Freeman als Mike Priddle |
 | Alex Lawther als Simon Rifkind |
 | Paul Whitehouse als Tony Matthews |
 | Nicholas Burns als Mark van Rhys |
 | Kobna Holdbrook-Smith als Father Emery |
 | Louise Atkins als Steph |
 | Daniel Hill als Mr. Goodman |
| Deborah Wastell als Mrs. Goodman |
| Amy Doyle als Esther Goodman |
 | Maggie McCarthy als Jean Hooper |
 | Christine Dalby als Beth Hooper |
 | Jill Halfpenny als Peggy Van Rhys |
 | Ramzan Miah als Esters's Boyfriend |
 | Joe Osborne als Mr. Rifkind |
 | Maria Major als Mrs. Rifkind |
 | Emily Carding als Maria Priddle |
| Benji Ming als Headmaster |
| Leonard Byrne als Charles Cameron |
| Macie Allen als Tilly |
 | Ryan Oliva als Hellion |
 | Samuel Bottomley als Young Goodman |
 | Jake Davies als Desi Callahan / Kojak |
 | Oliver Woollford als Nico Freer |
| Callum Goulden als Marcus Perry |
| Anthony Davis als Radio DJ |
| Mike Aarons als Mike from Barnett |
 | Derren Brown als Betty |
| Elaine Dyson als Mrs. Rifkind |
| Billy Sneddon als National Breakdown Assistant Caller |
 | Paul Warren als Woolly |
 | Lesley Harcourt als BBC Local Newsreader |
| Jeremy Dyson | Director |
| Jeremy Dyson | Screenplay |
| Andy Nyman | Director |
| Andy Nyman | Screenplay |
| Claire Jones | Producer |
| Ole Bratt Birkeland | Director of Photography |
| Shaheen Baig | Casting |
| Matthew Price | Costume Design |
| Robin Gutch | Producer |
| Frank Ilfman | Original Music Composer |
| Grant Montgomery | Production Design |
| Billy Sneddon | Editor |
| Michael Byrne | Prosthetic Makeup Artist |
| Dan Jackson | Set Decoration |
| Kian McClure | Boom Operator |
| Jay Price | Sound Editor |
| Mason White | Set Decoration |
| Jemma Harwood | Makeup Designer |
| Katie Bleakley | Production Manager |
| Edd Gamlin | Visual Effects Editor |
| Marie Valentino | Digital Intermediate |
| Michael Rolt | Assistant Editor |
| Noga Alon Stein | Visual Effects Producer |
| Joe Macdonald | Gaffer |
| Mimi Milburn-Foster | Costume Supervisor |
| Jonny Boutwood | Casting Assistant |
| Martin Cantwell | Sound Effects Editor |
| Luca Zappala | CG Supervisor |
| Rob Rowley | Special Effects Coordinator |
| Paul Edwards | Steadicam Operator |
| Mark Jones | Key Grip |
| Pilar Foy | Art Direction |
| Adam Gascoyne | Visual Effects Supervisor |
| Simon Hill | Sound Re-Recording Mixer |
| Anita Christy | Script Supervisor |
| Bella Cruickshank | Hair Designer |
| Terry Bamber | First Assistant Director |
| Julius Ogden | First Assistant Camera |
| Tim Caplan | Visual Effects Producer |
| Ian Rowley | Special Effects Supervisor |
| Parisa Taghizadeh | Still Photographer |
| Martin Cantwell | Supervising Sound Editor |
| Grahame Andrew | Visual Effects Producer |
| Layla Merrick-Wolf | Casting Assistant |
| Jemma Harwood | Hair Designer |
| Satinder Chumber | Prosthetic Makeup Artist |
| Alf Tramontin | Steadicam Operator |
| Chris Piccaro | Music Supervisor |
| Rob Finch | Assistant Camera |
| Tobias Ross-Southall | Camera Operator |
| Cristian Knight | Stunt Double |
| Mark Bull | Second Assistant Camera |
| Tim Dennison | Line Producer |
| Gemma Nunn | Second Assistant Director |
| Charlotte Croft | Camera Trainee |
| Mate Jako | Concept Artist |
| Simon Trundle | Foley Editor |
| Rachel Hughes | Music Coordinator |
| Mary Wainwright | Graphic Designer |
| Arizona Eastwood | Third Assistant Director |
| Mike Gallivan | Second Assistant Director |
| Adam Inglis | Colorist |
| Layla Blackman | Post Production Supervisor |
| Chris Alford | Foley Artist |
| Zoe Flower | Unit Publicist |
| Francesco Fabiani | Sculptor |
| Kristyan Mallett | Prosthetic Designer |
| Katy Bishop | Post Production Supervisor |
| Paul Hanks | Foley Artist |
| Niall Shamma | Executive Producer |
| Peter Balm | Executive Producer |
| Barry Ryan | Executive Producer |
