The Time Lords dispatch the Doctor to the past of the planet Skaro on his deadliest adventure yet — to prevent the creation of the Daleks.
Tom Baker
The Doctor
Elisabeth Sladen
Sarah Jane Smith
Ian Marter
Harry Sullivan
Michael Wisher
Davros
Peter Miles
Nyder
John Scott Martin
Dalek
Cy Town
Keith Ashley
Roy Skelton
Daleks (voice)
Dennis Chinnery
Gharman
Guy Siner
Ravon
John Franklyn-Robbins
Time Lord
