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