William McClure is the villlage doctor in a remote Scottish glen. Tricked into buying Lassie, a collie afraid of water, he sets about teaching her to swim. At the same time he has the bigger problem that he is getting older and must ensure the glen will have a new local doctor ready.
| Writing | William Ludwig | Screenplay |
| Directing | Fred M. Wilcox | Director |
| Writing | Ian Maclaren | Story |
| Sound | Charles E. Wallace | Sound |
| Writing | Eric Knight | Novel |
| Sound | Herbert Stothart | Original Music Composer |
| Camera | Charles Schoenbaum | Director of Photography |
| Art | Cedric Gibbons | Art Direction |
| Art | Eddie Imazu | Art Direction |
| Editing | Ralph E. Winters | Editor |
| Art | Edwin B. Willis | Set Decoration |
| Crew | Warren Newcombe | Special Effects |
| Costume & Make-Up | Sydney Guilaroff | Hair Designer |
| Costume & Make-Up | Jack Dawn | Makeup Designer |
| Production | Robert Sisk | Producer |
