The Doctor and a newly-regenerated Romana arrive on Skaro to find that the Daleks, locked in a war with the robotic Movellans, have returned to retrieve their buried creator Davros.
Tom Baker
as The Doctor
Lalla Ward
as Romana
David Gooderson
as Davros
Roy Skelton
as Dalek (voice)
Cy Town
as Dalek
Mike Mungarvan
as Dalek
Tim Barlow
as Tyssan
Peter Straker
as Commander Sharrel
Suzanne Danielle
as Agella
Tony Osoba
as Lan
Penny Casdagli
as Jall
David Yip
as Veldan