Episódio 12

Roger Delgado The Master

Edwin Richfield Captain Hart

Clive Morton Trenchard

June Murphy 3rd Officer Jane Blythe

Alec Wallis Ldg. Telegraphist Bowman

Pat Gorman Sea Devil

Donald Sumpter Commander Ridgeway

David Griffin Lt. Commander Mitchell

Stanley McGeagh Castle Guard Drew

Colin Bell C.P.O. Summers