Dale				Corey Burton		
Mole 				Corey Burton
Zipper				Corey Burton		
Snout				Cory Burton
Dale (singing) 			Will Ryan 
Monterey Jack			Jim Cummings	 
Norton Nimnul			Jim Cummings		
Fat Cat 			Jim Cummings		
Spinelli			Jim Cummings
Wart 				Jim Cummings
Stan Blather			Jim Cummings
Fat Cat				Tom Wyner 
Chip 				Tress MacNeille		
Gadget				Tress MacNeille		
Flash the Wonder Dog		Rob Paulsen 
Mole				Rob Paulsen 
Ma (Pie in the Sky)		Ruth Buzzi
Canina Le Fur			Carol Channing
Kirby				Peter Cullen			
Muldoon				Peter Cullen
Meps 				Peter Cullen
Monterey Jack			Peter Cullen
Koko the Gorilla		Pat Carroll
Foxglove 			Deborah Walley
Lawaini  			Deborah Walley
Woman (It's a Bird...) 		Deborah Walley
Guard (A Spy in the Ointment)	Susan Blu 
				Gregg Berger 
				Frank Buxton
				Hamilton Camp 
				Victoria Carroll
				Bernard Fox
				Kathleen Freeman
				Danny Gans
				Joan Gerber
				Tim Hoskins
				Patti Howeth
				Robert Ito
				Jimmy MacDonald
				Chuck McCann 
				Sindy McKay
				Michael Merton
				Laura Mooney
				Howard Morris
				Noelle North
				Alan Oppenheimer
				Dev Ross
				Fran Ryan
				Maureen Schrum
				Pete Schrum
				Russi Taylor
				Frank Welker
				Anderson Wong
				Diana Zaslove