Guy Thornton

Dermot Walsh

Acting

Margaret Thornton

Hazel Court

Acting

Yacht Port Manager

Joss Ambler

Acting

Dr. Fawcett

Hugh Burden

Acting

Mrs. Manley

Mignon O'Doherty

Acting

Peter

Hugh Latimer

Acting

Mrs. Martineau

Joan Carol

Acting

Prof. Martineau / Mansel

John Robinson

Acting

Ron, 2nd Fisherman

Joss Ackland

Acting

Sid, 3rd Fisherman

John King-Kelly

Acting

Coroner

Laidman Browne

Acting

Mr. Leech, Surveyor

Meadows White

Acting

Party Girl (Joyce)

Patricia Owens

Acting

Party Girl (Vera)

Melissa Stribling

Acting

Bernard

Ian Carmichael

Acting

Strange Passenger

Geoffrey Dunn

Acting

Bert, 1st Fisherman

Pat McGrath

Acting