Nine weeks into the mission: depression is rampant. The food is boring. The routine is boring. Then, catastrophe! A wiring fault plunges the station into darkness. With Mattocks and Ackroyd out of action, Foster must rely on Bimbo to save her.

• Ian La Frenais
• Dick Clement
• Bill Oddie

• Carmen du Sautoy
• Bruce Boa
• Barrie Rutter