Cast
- Mark Bonnar (Commander John Koenig)
- Maria Teresa Creasey (Dr Helena Russell)
- Clive Hayward (Professor Victor Bergman)
- Timothy Bentinck (Commissioner Simmons)
- Susan Hingley (Sandra Benes / Sian Springer / Alpha Computer)
- Glen McCready (Commander Gorsky / Paul Morrow / Alan Carter)
- Amaka Okafor (Dashka Kano)
- Jules de Jongh (Petra Nordstrom)
Space 1999
1. Space 1999: Breakaway
Written by Nicholas Briggs
Starring Mark Bonnar Maria Teresa Creasey