John's struggle with Sensorite-induced trauma and its impact on the crew.

In the control room of the derelict spaceship, Ian and the Doctor initially mistake the motionless astronauts for dead, only for Maitland to suddenly revive and direct Ian to retrieve …

Barbara and Susan’s escape attempt is abruptly halted when John, a traumatized crew member, corners them in a corridor. His initial aggression dissolves into a psychological breakdown as he mistakes …