Doctor Who: The Sea Devils
Overview
The Master joins forces with The Sea Devils to take over the world, unless The Doctor and The Royal Navy can stop them.
Cast

Jon Pertwee
The Doctor

Roger Delgado
The Master

Katy Manning
Jo Grant

Edwin Richfield
Captain Hart

Clive Morton
Trenchard
June Murphy
3rd Officer Jane Blythe

Donald Sumpter
Commander Ridgeway
David Griffin
Lt. Commander Mitchell
Hugh Futcher
Hickman

Royston Tickner
Robbins