출연진

• Taron Egerton — Gary 'Eggsy' Unwin / Galahad
• Colin Firth — Harry Hart / Galahad
• Mark Strong — Hamish Mycroft / Merlin
• Julianne Moore — Poppy Adams
• Halle Berry — Ginger Ale
• Pedro Pascal — Jack Daniels / Whiskey
• Channing Tatum — Tequila
• Jeff Bridges — Champagne "Champ"
• Hanna Alström — Princess Tilde of Sweden
• Tobi Bakare — Jamal
• Keith Allen — Charles
• Michael Gambon — Sir Giles / Arthur
• Lena Endre — The Queen of Sweden
• Sophie Cookson — Roxanne 'Roxy' Morton / Lancelot
• Bruce Greenwood — President of the United States
• Emily Watson — Chief Of Staff Fox
• Samantha Womack — Michelle Unwin
• Elton John — Elton John
• Edward Holcroft — Charles 'Charlie' Hesketh
• Poppy Delevingne — Clara Von Gluckfberg
• Calvin Demba — Brandon
• Thomas Turgoose — Liam
• Theo Barklem-Biggs — Ryan
• Björn Granath — The King of Sweden
• Samantha Coughlan — Tour Guide
• Mark Arnold — General McCoy
• Jeff Ricketts — Poppy's Lawyer
• James Carroll Jordan — Harvard Professor
• Gordon Alexander — Kingsman's Taxi Driver