Top Billed Cast

1. 

   Jason Momoa

   Garrett

2. 

   Jack Black

   Steve

3. 

   Sebastian Eugene Hansen

   Henry

4. 

   Emma Myers

   Natalie

5. 

   Danielle Brooks

   Dawn

6. 

   Jennifer Coolidge

   Vice Principal Marlene

7. 

   Rachel House

   Malgosha (voice)

8. 

   Allan Henry

   Malgosha (Creature Performer)

9. 

   Bram Scott-Breheny

   Young Steve

10. 

    Moana Williams

    Young Garrett

11. 

    Jemaine Clement

    Daryl / Bruce (voice)

12. 

    Mark Wright

    HR Person

13. 

    Yvette Parsons

    Delivery Person

14. 

    Hiram Garcia

    Mr. Gunchie

15. 

    Bret McKenzie

    Nitwit Onset Performer

16. 

    Jared Hess

    General Chungus (voice)

17. 

    Batanai Mashingaidze

    Matty the Waitress

18. 

    Amanda Billing

    Henry's Mother

19. 

    Tommy Broadmore

    Trevor

20. 

    Frankie Creagh-Leslie

    Trevor's Friend

21. 

    Alison Quigan

    Chuggy Executive #1

22. 

    John Smythe

    Chuggy Executive #2

23. 

    Alex Tunui

    Secretary

24. 

    Craig Mckinney

    Miner

25. 

    Joel Rindelaub

    Arcade Judge

26. 

    Antony Degreat

    Gamer #1

27. 

    Victor Kazaroho

    Gamer #2

28. 

    Ben Carpenter

    Henry Picture Double

29. 

    Rowan Bacal

    Greta

30. 

    Brennan Standing

    Lee

31. 

    Dylan Chitekwe

    Miles

32. 

    Matt Berry

    Nitwit (voice)

33. 

    Alice May Connolly

    Alex Double

34. 

    Jens Bergensten

    Waiter

35. 

    Oliver Brotherhood

    Auction Attendee

36. 

    Daniel Middleton

    Auction Attendee

37. 

    Elizabeth Batty

    Auction Attendee

38. 

    Jessica Bravura

    Auction Attendee