11. Cold Fusion
A newly regenerated Fifth Doctor arrives on an occupied ice planet – where the Seventh Doctor is investigating dangerous energy experiments conducted by the Earth Empire. But events spin out of control when a refugee from the distant past arrives - Patience, the Doctor's Wife!
Written By: Lance Parkin
Directed By: Jamie Anderson
Peter Davison (The Fifth Doctor), Sylvester McCoy (The Seventh Doctor), Matthew Waterhouse (Adric), Sarah Sutton (Nyssa), Janet Fielding (Tegan), Yasmin Bannerman (Roz Forrester), Travis Oliver (Chris Cwej), Christine Kavanagh (Patience), Jeremy Hitchen (Medford/Quint/Quant/Ziyou Wanle/Ferutu), Sharon Maughan (Whitfield), Peter Caulfield (Adam/Falconstock/Sam/Concierge/Robot Voices)
Executive Producers Jason Haigh-Ellery and Nicholas Briggs
Doctor Who - The Collected 7th Doctor Previous Release
Doctor Who - The Collected 7th Doctor