Samuel L. Jackson Valentine
Taron Egerton Gary 'Eggsy' Unwin
Colin Firth Harry Hart / Galahad
Michael Caine Arthur
Mark Hamill James Arnold
Sofia Boutella Gazelle
Richard Brake The Interrogator
Mark Strong Merlin
Chloe Meddings Makeup Artist
Sophie Cookson Roxanne "Roxy" Morton / Lancelot
Claudia Schiffer Executive Producer
Ralph Ineson Policeman
Jack Davenport James Spencer / Lancelot
Geoff Bell Dean Anthony Baker
Harry Platford ADR Recordist
Theo Barklem-Biggs Ryan
John Bruno Visual Effects Supervisor
Corey Johnson Church Leader
Bradley James Allan Stunt Coordinator
Morgan Watkins Rottweiler
Lily Travers Lady Sophie
Eddie Hamilton Editor
Jonno Davies Lee Unwin
Lucy Ward Script Supervisor
Gordon Alexander Stunts
Edward Holcroft Charlie Hesketh
Hanna Alström Princess Tilde
Matthew Vaughn Director, Producer, Writer
Jordan Long Poodle
Liang Yang Stunts
Peng Zhang Choreographer
Chris Lyons Special Effects Makeup Artist
Jack Cutmore-Scott Rufus
Jon Harris Editor
Max Huang Stunts
Peter Burgis Foley Artist
Henry Jackman Original Music Composer
Jude Poyer Church Goer (uncredited)
Levan Doran Stunts
George Richmond Director of Photography
Samantha Womack Michelle Unwin
Drew Jones Visual Effects
Blake Collins Foley Mixer
Fraser Taggart Second Unit Director of Photography
Naomi Moore Assistant Set Decoration
Paul Kirby Production Design
Dave Gibbons Characters, Executive Producer
Arianne Phillips Costume Design
Velibor Topic Big Goon
Cristian Knight Stunts
Mark Millar Characters, Executive Producer
Maxine Whittaker Stunts
Tobi Bakare Jamal
Sarah Lochlan Stunts
Ben Wright Stunts
Sian Milne Stunts
Glen Gathard Foley Mixer
Nicholas Agnew Nathaniel
Simon Hayes Production Sound Mixer
Jane Goldman Writer, Co-Producer
Belle Williams Stunts
James Ashwill Foley Mixer
Andy Thomson Supervising Art Director
Mike Prestwood Smith Sound Re-Recording Mixer
Barnaby Smyth Foley Artist
Reg Poerscout-Edgerton Casting
Rowan Polonski Piers
Belinda McGinley Stunts
Tom Prior Hugo Higins
Mark Appleby ADR Mixer
Tom Whitehead Art Direction
Tamara Catlin-Birch Art Department Coordinator