as Judd Lumpkin
as Joe Lieber
as Umberto Ortega
as TV Man
as Supervisor
as Gary Hargrave
as Roger
as Lab Technician
as Hank Kringle
as Harold Green
as Gil / Manny (voice)
as Duncan
as TV Reporter
as Louis Owen
as Gil/Manny (voice)
as Victor
as Older Felix
as Russell
as Darren
as Milo 55160
as Ben
as Balloon Vendor
as Jim Fenton
as Sam
as Jay Felger
as Barry Berlin (uncredited)
as Detective Hamish Slorach
as Duke Peel (voice)
as Dr. Seigel
as Billy the Club Manager
as Dr. Julius Booker
as Snyder
as Professor Pamplemoose (voice)
as Gary Redfield
as Mr. Kerdle (voice)
as Dr. Fraser Healy
as Nancy Siebolski
as Dr. Gavin Brookes
as Roy (voice)
as CC Glendale
as Nestor (voice)
as Two Legs Joe (voice)
as Frank Kanaskie
as Robert (voice)
as Grandpaw / Manhole Dog (voice)
as Buddy (voice)
as Byron Kane
as Robear (voice)
as Rod Stool
as Rivet
as Marty Stephens
