School for Secrets

Ralph Richardson

Prof. Heatherville

Raymond Huntley

Prof. Laxton-Jones

John Laurie

Dr. McVitie

Ernest Jay

Dr. Dainty

David Tomlinson

Mr. Watlington

Finlay Currie

Sir Duncan Wills

Norman Webb

Dr. Wainwright

Michael Hordern

Lt. Cmdr. Lowther

Pamela Matthews

Mrs. Watlington

Joan Haythorne

Mrs. Laxton-Jones

Joan Young

Mrs. McVitie

Ann Wilton

Mrs. Dainty

Richard Attenborough

Jack Arnold

David Hutcheson

Squadron Leader Sowerby

Patrick Waddington

Group Capt. Aspinall

Cyril Smith

Flight Sgt. Cox