 | Dean Jones als Mark Garrison |
 | Suzanne Pleshette als Fran Garrison |
 | Charles Ruggles als Dr. J. L. Pruitt |
 | Kelly Thordsen als Officer Carmody |
 | Parley Baer als Mel Chadwick |
 | Charles Lane als Judge |
 | Robert Kino als Mr. Toyama |
 | Mako als Kenji |
 | Dick Wessel als Eddie - Garbage Man (uncredited) |
| Bob Jellison als Harry (uncredited) |
 | Leoda Richards als Woman with Sheepdog (uncredited) |
| Alex Ball als Kennel Show Spectator (uncredited) |
| George Bruggeman als Party Guest (uncredited) |
| Joe Devlin als Dog Owner (uncredited) |
| Ben Frommer als Man with Bulldog (uncredited) |
| Sam Harris als Dog Owner (uncredited) |
 | Kenner G. Kemp als Doctor Outside Hospital (uncredited) |
| Dorothy Konrad als Woman Holding Dachshund (uncredited) |
 | Gil Lamb als Milkman (uncredited) |
| William Meader als Kennel Show Official (uncredited) |
| Joe Phillips als Doctor Outside Hospital (uncredited) |
| Paul Power als Kennel Show Spectator (uncredited) |
| Frank Radcliffe als Kennel Show Spectator (uncredited) |
| Norman Tokar | Director |
| Albert Aley | Writer |
| Pat McNalley | Makeup Artist |
| Marvin Aubrey Davis | Art Direction |
| Evelyn Kennedy | Music Editor |
| G.B. Stern | Book |
| Walt Disney | Producer |
| Robert Stafford | Editor |
| Frank R. McKelvy | Set Decoration |
| Walt Disney | Presenter |
| Carroll Clark | Art Direction |
| Tom Leetch | Assistant Director |
| Eustace Lycett | Special Effects |
| Chuck Keehne | Costume Design |
| Robert O. Cook | Sound Supervisor |
| Emile Kuri | Set Decoration |
| Arthur J. Vitarelli | Second Unit Director |
| George Bruns | Music |
| La Rue Matheron | Makeup Artist |
| Edward Colman | Cinematography |
| Gertrude Casey | Costume Design |
| Winston Hibler | Co-Producer |
| Franklyn Marks | Orchestrator |
| Luster Bayless | Costumer |
