A distressed astronaut who finds Sarah Jane Smith. He warns her about the alien and its robot, suspects fellow astronaut Vural of collusion, and is later captured by the Sontaran robot after chasing away the hostile remaining spacemen.
A traumatized survivor who temporarily aids Sarah.
Former captor turned temporary ally after escaping hostile astronauts.
A captive who is executed for attempting to flee.
Explore the full interactive character relationship map of Doctor Who: The Sontaran Experiment