Ace returns to Perivale to visit her friends, only to find they have been abducted to an alien planet by a race called the Cheetah People who were shown the way to Earth by the Master. The Doctor must find a way off the planet before they all succumb to its savage influence.

Credits

Alan WareingDirector

Sylvester McCoyThe Doctor

Sophie AldredAce

Anthony AinleyThe Master

Julian HollowayPaterson