An ex-pro athlete runner and his wife find a strange boy in the middle of nowhere along with a murdered couple. He runs to a nearby town for help while she keeps the boy company. Meanwhile, escaped convicts are heading to their location.
Unfortunately the movie Plunge Into Darkness is not yet available on HBO Max.
| Directing | Peter Maxwell | Director |
| Writing | Bruce A. Wishart | Writer |
| Editing | Ron Williams | Editor |
| Sound | Jimmy Sloggett | Original Music Composer |
| Sound | Peter Clark | Original Music Composer |
| Art | David Copping | Art Direction |
| Production | Steve Kibler | Executive Producer |
| Production | Terrie Vincent | Production Manager |
| Directing | John Robertson | Assistant Director |
| Sound | Tim Lloyd | Sound Recordist |
| Camera | Jan Kenny | Assistant Camera |
| Directing | Jenny Quigley | Continuity |
| Production | Carol Williams | Production Coordinator |
| Production | Keith Heygate | Unit Manager |
| Costume & Make-Up | Carol Berry | Costumer |
| Costume & Make-Up | Josy Knowland | Makeup Artist |
| Crew | Alan Lake | Post Production Supervisor |
| Sound | Henry Dangar | Sound Editor |
| Editing | Trevor Hawkins | Assistant Editor |
| Sound | Phil Judd | Sound Mixer |
