Dr. Charles Decker

Michael Gough

Acting

Margaret

Margo Johns

Acting

Bob Kenton

Jess Conrad

Acting

Sandra Banks

Claire Gordon

Acting

Dean Foster

Austin Trevor

Acting

Supt. Brown

Jack Watson

Acting

Professor Tagore

George Pastell

Acting

Bob's Mother

Vanda Godsell

Acting

Inspector Lawson

Stanley Morgan

Acting

Miss Barnesdell

Grace Arnold

Acting

Bob's Father

Leonard Sachs

Acting

Daniel

Nicholas Bennett

Acting

Mary

Kim Tracy

Acting

Eric Kenton

Rupert Osborne

Acting

Student on Field Trip (uncredited)

Steven Berkoff

Acting