Directed by
| Sidney Salkow | ||
Writing Credits (in alphabetical order)
| Claire Kennedy | ... | (writer) |
| Eric Knight | ... | (character) |
Cast (in credits order)
| Jan Clayton | ... | Ellen Miller | |
| Tommy Rettig | ... | Jeff Miller | |
| George Cleveland | ... | George 'Gramps' Miller | |
| Richard Garland | ... | Constable Clay Horton | |
 |
Dayton Lummis | ... | Dr. Walter Stewart |
| Rest of cast listed alphabetically: | |||
| Lassie the Dog | ... | Lassie | |
| Florence Lake | ... | Jennie | |
Produced by
| Dusty Bruce | ... | producer |
| Robert Maxwell | ... | producer |
Music by
| Raoul Kraushaar | ||
Cinematography by
| Stuart Thompson | ||
Second Unit Director or Assistant Director
| Joe Dill | ... | assistant director |
Camera and Electrical Department
| Val O'Malley | ... | camera operator (uncredited) |
Additional Crew
| Ivan A. Peterson | ... | veterinarian |
| Rudd Weatherwax | ... | animal trainer |
| Ralph Helfer | ... | animal supervisor: Nature Haven's Wild Animal Rental Co. (uncredited) |
| Gene Holter | ... | animal trainer: snake (uncredited) |
