Sandy is distraught when, having saved Flipper by pulling out a spear, his father insists the dolphin be released. A grateful Flipper, however, returns the favor when Sandy is threatened by sharks.
| Writing | Arthur Weiss | Writer |
| Production | Ivan Tors | Producer |
| Camera | Lamar Boren | Director of Photography |
| Directing | James B. Clark | Director |
| Writing | Ricou Browning | Story |
| Writing | Jack Cowden | Story |
| Sound | Van Allen James | Sound Editor |
| Camera | Joseph C. Brun | Director of Photography |
| Production | Ben Chapman | Production Supervisor |
| Sound | Howard Warren | Sound |
| Sound | Henry Vars | Original Music Composer |
| Editing | Warren Adams | Editor |
| Production | Jeb Gholson | Producer's Assistant |
| Sound | Henry Vars | Conductor |
| Production | Ricou Browning | Associate Producer |
| Production | Robert A. Foss | Producer's Assistant |
| Crew | Robert C. Cannom | Technical Advisor |
| Production | Harry Redmond Jr. | Associate Producer |
| Crew | Dale Hyldahl | Animal Wrangler |
| Crew | Adolph Frohn | Thanks |
| Crew | Milton Santini | Animal Wrangler |
| Crew | John Cunningham Lilly | Thanks |
| Crew | Virginia Santini | Animal Wrangler |
