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.
| Writing | Bruce A. Wishart | Writer |
| Directing | Peter Maxwell | Director |
| Directing | John Robertson | Assistant Director |
| Sound | Henry Dangar | Sound Editor |
| Sound | Phil Judd | Sound Mixer |
| Art | David Copping | Art Direction |
| Sound | Tim Lloyd | Sound Recordist |
| Sound | Peter Clark | Original Music Composer |
| Production | Keith Heygate | Unit Manager |
| Editing | Trevor Hawkins | Assistant Editor |
| Costume & Make-Up | Carol Berry | Costumer |
| Sound | Jimmy Sloggett | Original Music Composer |
| Production | Carol Williams | Production Coordinator |
| Editing | Ron Williams | Editor |
| Production | Steve Kibler | Executive Producer |
| Camera | Jan Kenny | Assistant Camera |
| Crew | Alan Lake | Post Production Supervisor |
| Costume & Make-Up | Josy Knowland | Makeup Artist |
| Production | Terrie Vincent | Production Manager |
| Directing | Jenny Quigley | Continuity |
