Jack McBrayer
Irving (voice)
Jay Leno
Colonel Contraction (voice)
Seth Green
Monty (voice)
Wallace Shawn
Saul (voice)
Joe Orrantia
Rodney (voice)
Mike Bell
Dr. Killbot (voice)
John O'Hurley
Roger Doofenshmirtz (voice)
Dee Bradley Baker
Dr. Diminutive (voice)
