Doctor Who: The Ice Warriors

The TARDIS arrives on Earth in a new ice age. The travellers make their way into a base where scientists, commanded by Leader Clent, are using an ioniser device to combat the advance of a glacier.

• Director: Derek Martinus
• Cast: Patrick Troughton, Frazer Hines, Deborah Watling, Peter Barkworth, Peter Sallis, Wendy Gifford, Angus Lennie, Peter Diamond