 | Eddie Marsan als Richard |
 | Ewen Bremner als Julian |
 | Jessica Hynes als Cath |
 | Bronagh Gallagher als Maggie |
 | Tim Healy als Geoff |
 | Paul Nicholls als Gary |
 | Anne Reid als Barbara |
 | Chloe Hesar als Emily |
 | Richard Ridings als Collin |
 | Gary Sefton als Vince |
 | Kevin Eldon als Alan |
 | Sandra Voe als Julian's Mum |
 | Rasmus Hardiker als Comic Book Fan 1 |
 | Edward Tudor-Pole als Lollipop Man / Death Metal Singer |
 | Tim Potter als Headmaster |
| Bobbie Roe als Trekkie |
 | Phil Lester |
| Vito Rocco | Director |
| Uzma Hasan | Producer |
| Morgan Kennedy | Production Design |
| Angie Mudge | Hair Designer |
| Tobias Fleig | Sound Re-Recording Mixer |
| Gareth Brough | Electrician |
| Otto Stenov | Gaffer |
| Rikke Dakin | Location Manager |
| Jamie Macdermott | First Assistant Director |
| Jan Burda | Visual Effects Supervisor |
| Charlie Hounslow | Makeup & Hair |
| Vito Rocco | Writer |
| Jemma Carballo | Assistant Makeup Artist |
| Rainer Heesch | Sound Designer |
| Richard Ryan | Stunt Coordinator |
| Jon Garwes | Focus Puller |
| Louise Killin | Production Coordinator |
| Felix Andriessens | Sound Editor |
| Paddy Blake | Camera Operator |
| Andrew Cox | Costume Design |
| Carsten Richter | Foley Artist |
| Simon J. Willis | Sound Mixer |
| Gerard Bryan | Art Direction |
| Angie Mudge | Makeup Designer |
| Rebekka Garrido | Post Production Supervisor |
| Stephen Longstaff | Boom Operator |
| Damian Paul Daniel | Camera Operator |
| Alexandra Collins | Assistant Art Director |
| Rachel Garlick | Storyboard Artist |
| Julen De Retuerto | Stunts |
| Kash Halford | First Assistant Camera |
| Lol Hammond | Music Supervisor |
| David Lemon | Writer |
| Ed Young | Stunts |
| Kerensa Magnusson | Script Supervisor |
| Ciara McGowan | Production Manager |
| Adam Morris | Second Assistant Director |
| Dominik Schleier | Dialogue Editor |
| Marcus Sujata | Foley Mixer |
| Dominik Schleier | Music Editor |
| Gary Davy | Casting |
| Joe Golby | Stunts |
| Matt Nettheim | Still Photographer |
| Richard Stoddard | Steadicam Operator |
| Robert Edwards | ADR Recordist |
| Sabrina Naumann | ADR Editor |
| Robert Kane Castle | Stunts |
| Paul David Ullah | Second Assistant Camera |
| Malcolm Walker | Location Manager |
| Mike Batt | Original Music Composer |
| Helen Edwards | Assistant Camera |
| Sally Cooper | First Assistant Editor |
| Louise Killin | Post Production Coordinator |
| Neil Smith | Editor |
| Tom Mulberge | Third Assistant Director |
| Martin Gleitze | Foley Editor |
| Sebastian Leutner | Visual Effects Producer |
| Mark Birmingham | Production Accountant |
