Numb3rs/Trivia

Hey, It's That Guy! - David Krumholtz has been seen as Mr Universe in Serenity, and Wednesday Addams' geeky boyfriend in Addams Family Values. He also played Michael in 10 Things I Hate About You, and either Rosenberg or Goldstein in Harold and Kumar.
- Which also features MacNicol as the overly-cheery camp counselor.
- Krumholtz is also Bernard in The Santa Clause.
- John Cage is Dr. Fleinhart.
  - Fleinhart was also Yavosh in Ghostbusters 2.
- The Fly's dad is the father, and Dr. Joel the big brother of the Eppes family.
- The Native Ameican from Young Guns is the Cold Sniper.
- Judd Hirsch is best known for playing Alex Rieger on Taxi.
  - He also played the father and adult version of David Krumholtz's character in the play Conversations With My Father, Krumholtz's big break.
- Charlie's frienemy is that dude from Orange County, aka Tom Hanks' son.
- Krumholtz also played guest star D.W. Moffet's brother on Chicago Sons.