Mandy (voice)

Grey DeLisle

Acting

Numbuh 1 / Numbuh 2 / Delightful Children F.D.T.L. (voice)

Ben Diskin

Acting

Numbuh 3 (voice)

Lauren Tom

Acting

Numbuh 4 / Delightful Children F.D.T.L. (voice)

Dee Bradley Baker

Acting

Numbuh 5 / Delightful Children F.D.T.L. (voice)

Cree Summer

Acting

Billy / Harold (voice)

Richard Steven Horvitz

Acting

Grim (voice)

Greg Eagles

Acting

Numbuh 362 (voice)

Rachael MacFarlane

Acting

Numbuh 60 (voice)

Matt Levin

Acting

Eddy (voice)

Tony Sampson

Acting

Fred Fredburger (voice)

C.H. Greenblatt

Writing

Mindy / Numbuh 362 (voice)

Rachael MacFarlane

Acting

Irwin (voice)

Vanessa Marshall

Acting

Numbuh 74.239 (voice)

Dave Wittenberg

Acting

Ed (voice) (uncredited)

Matt Hill

Acting

Edd (voice) (uncredited)

Sam Vincent

Acting