Ex-police/army dog King inherits a fortune from an eccentric millionaire. But someone poisons him for his fortune. He gets to go back to earth as a human detective to bring his killer to justice and protect the girl who used to look after him.
Unfortunately the movie You Never Can Tell is not yet available on HBO Max.
| Directing | Lou Breslow | Director |
| Writing | Lou Breslow | Story |
| Writing | Lou Breslow | Screenplay |
| Writing | David Chandler | Screenplay |
| Camera | Maury Gertsman | Director of Photography |
| Art | Bernard Herzbrun | Art Direction |
| Art | Alexander Golitzen | Art Direction |
| Art | Russell A. Gausman | Set Decoration |
| Art | Ruby R. Levitt | Set Decoration |
| Sound | Leslie I. Carey | Sound |
| Sound | Richard DeWeese | Sound |
| Editing | Frank Gross | Editor |
| Costume & Make-Up | Bill Thomas | Costume Design |
| Costume & Make-Up | Joan St. Oegger | Hairstylist |
| Costume & Make-Up | Bud Westmore | Makeup Artist |
| Crew | David S. Horsley | Special Effects |
| Sound | Hans J. Salter | Music |
| Production | Leonard Goldstein | Producer |
