Doctor Who: Planet of Evil

Picking up a distress call from the edge of the known universe, the Doctor and Sarah Jane find themselves on Zeta Minor where a geological team has run afoul of some strange goings on...

• Director: David Maloney
• Cast: Tom Baker, Elisabeth Sladen, Frederick Jaeger, Ewen Solon, Prentis Hancock, Graham Weston, Louis Mahoney, Michael Wisher