Dal McKennon Toughy / Professor / Pedro (voice)
Walt Disney Producer
Frank Thomas Animation, Animation Director
Verna Felton Aunt Sarah (voice)
Burny Mattinson Animation
Alan Reed Boris (voice)
Clyde Geronimi Director
Hamilton Luske Director
Barbara Luddy Lady (voice)
Wilfred Jackson Director
Bill Thompson Jock / Bull / Policeman at Zoo / Dachsie / Joe (voice)
Ollie Johnston Animation, Animation Director
Ralph Wright Story
Stan Freberg Beaver (voice)
Bill Baucom Trusty (voice)
Don DaGradi Story
Erdman Penner Story
Larry Roberts Tramp (voice)
George Givot Tony (voice)
Wolfgang Reitherman Animation, Animation Director
Joe Rinaldi Story
Peggy Lee Darling / Si / Am / Peg (voice), Songs, Lyricist
Eric Larson Animation, Animation Director
Ub Iwerks Visual Effects
Thurl Ravenscroft Al the Gator (voice)
Ward Greene Novel
Les Clark Animation, Animation Director
James MacDonald Sound Effects
Oliver Wallace Original Music Composer
Ken Peterson Production Supervisor
Lee Millar Jim Dear / Dog Catcher (voice)
Sylvia Roemer Painter
Milt Kahl Animation, Animation Director
Ken O'Brien Animation Director
C.O. Slyfield Sound Director
John Lounsbery Animation, Animation Director
Donald Halliday Editor
Robert O. Cook Sound Recordist
Harold J. Steck Sound Recordist
Sonny Burke Songs, Lyricist
Jack Cutting Co-Director
Hal King Animation Director