Kat is an improv comedy teacher beginning to question if she’s missed her shot at success. When an undercover cop offers her the role of a lifetime, she recruits two of her students to infiltrate London’s gangland by impersonating dangerous criminals.
| Actor | Role |
|---|---|
 Bryce Dallas HowardKat | Kat |
 Orlando BloomMarlon | Marlon |
 Nick MohammedHugh | Hugh |
 Paddy ConsidineFly | Fly |
 Sonoya MizunoShosh | Shosh |
 Ian McShaneMetcalfe | Metcalfe |
 Sean BeanBillings | Billings |
 Freya ParkerHarriet | Harriet |
 Omid DjaliliSagar | Sagar |
 Ben AshendenDawes | Dawes |
 Nneka OkoyeK-Lash | K-Lash |
 Leart DokleSkender | Skender |
 Sophie DukerEllen | Ellen |
 Ania MaglianoSiena | Siena |
 Alexander OwenBeverley | Beverley |
 Anthony RotsaNico | Nico |
 Susannah FieldingRuth | Ruth |
 Assa KanoutéLaura | Laura |
 Sam C. WilsonSal | Sal |
 Ben Rufus GreenTerry the Agent | Terry the Agent |
 Sarah Beck MatherLucy Phillips | Lucy Phillips |
 Katy WixLotta | Lotta |
 Mark DavisonDogwalker | Dogwalker |
 Simon ThorpHugh's Boss | Hugh's Boss |
 Arthur McBainSam | Sam |
 Amber GrappyScene of Crime Officer | Scene of Crime Officer |
 Terry BambergerKat's Mum | Kat's Mum |
| NNathan OsgoodKat's Dad | Kat's Dad |
 Ewen WeatherburnBig Bastard | Big Bastard |
 Billy ClementsSid | Sid |