The given name of each kid is a reference to his/her code name. Numbuh 5 is Abigail Lincoln (the $5 bill shows Abraham Lincoln). Numbuh 4 is Wallabee Beetles (the Beatles had four members). Numbuh 3 is Kuki Sanban ("sanban" means "third number" in Japanese). Numbuh 2 is Hoagie P. Gilligan, Jr. (he is the second person in his family to have the name. Additionally in the show "Gilligan's Island" Gilligan is the first mate / second in command). Numbuh 1 is Nigel Uno ("uno" means "one" in Spanish).

The writers are referred to as "writing operatives" and the storyboard artists are listed as "storyboard operatives".

Edited into Cartoon Network's Funniest Bloopers and Other Embarrassing Moments (2003)