Top Billed Cast

1. 

   Adrien Brody

   Psycho Ed

2. 

   Matt Bush

   Henry Burke

3. 

   Sean Marquette

   Travis Breaux

4. 

   Colin Hanks

   Brandon Ellis

5. 

   Michael Chiklis

   Dr. Leslie Gordon

6. 

   Adhir Kalyan

   Sebastian Saleem

7. 

   Mykelti Williamson

   Paranoid

8. 

   Luis Chávez

   Big Dave

9. 

   Max Van Ville

   Little Dave

10. 

    Brett Kelly

    Martin Gordon

11. 

    George Back

    Malcolm

12. 

    Alicia Sixtos

    Sharky Ovante

13. 

    Andrew Wilson

    Hippie Dude

14. 

    Camille Mana

    Dana

15. 

    Erica Vittina Phillips

    Tameka

16. 

    Arcadiy Golubovich

    Edwin Hunter

17. 

    Julia Ling

    Charlyne

18. 

    Cody Longo

    Chad

19. 

    Mary Birdsong

    Mrs. Gordon

20. 

    Yeardley Smith

    Computer Skills Teacher

21. 

    Curtis Armstrong

    Mr. Thompson

22. 

    Alex Biats

    Spelling Bee Rival

23. 

    John Beard

    Male News Desk Reporter

24. 

    Barret Swatek

    Female News Desk Reporter

25. 

    Rhys Coiro

    Vato

26. 

    Wyatt Russell

    Drug PSA Stoned Teenager

27. 

    Mike Eshaq

    Lead Terrorist

28. 

    Heather Elizabeth Regan

    Cheerleader who collides with Henry

29. 

    Terri Lyn Rodriguez

    Vivian

30. 

    Robert Bailey Jr.

    Jeffrey

31. 

    Kelli Rasmus

    Hippie Chick

32. 

    Shirley Benyas

    Older Female Donor

33. 

    Wallace Bridges

    African American Donor

34. 

    Carl Harry Carlson

    Donor #1

35. 

    Randy Godwin

    Donor #2

36. 

    Mike Evans

    Donor #3

37. 

    Linda Boston

    Head Nurse

38. 

    Nadine Crocker

    Emily Tooms

39. 

    Clarence Smith

    Chess Opponent

40. 

    Ron Ayers

    Stunned Lawn Bowler

41. 

    Karl Murphy

    Band Teacher

42. 

    Rachel Quaintance

    Angry Parent #1

43. 

    Peter Tocco

    Angry Parent #2

44. 

    Mike Woods

    Announcer

45. 

    Kerry Birmingham

    Female Reporter

46. 

    Kevin Yon

    Mr. Cavanaugh

47. 

    Sammy A. Publes

    Cook #1

48. 

    Rene Santana

    Cook #2

49. 

    Billye Thompson

    Cop #1

50. 

    J. J. Soria

    Rubin

51. 

    David Herbst

    School Security Guard

52. 

    John O'Hurley

    Drug PSA (voice)

53. 

    John Stalberg Jr.

    Grandpa Frodo - Ed's Frog (voice)

54. 

    Heather Kleisner

    Henry's Mom (voice)

55. 

    D.B. Dickerson

    Stoned High School Student (uncredited)

56. 

    Sabrina Dungan

    High School Student (uncredited)

57. 

    Penny Gibbs

    School Admin (uncredited)

58. 

    Adam Lorenz

    Dwayne Reynolds (uncredited)

59. 

    Bill Lumbert

    Concerned Parent (uncredited)

60. 

    Misty Mills

    Teacher (uncredited)

61. 

    Jerry Reid

    High School Student (uncredited)

62. 

    Steven Sutherland

    Academy Student (uncredited)

63. 

    Joe Tinpan

    Terrorist (uncredited)

64. 

    Michael Vartan

    Calculus Teacher (uncredited)

65. 

    Amanda Bright

    High School Student (uncredited)

66. 

    Kathi J. Moore

    Librarian