Stewart Granger

as John Brent

Haya Harareet

as Nicole Brent

Bernard Lee

as D.S. Frank Hanbury

Hugh Burden

as Charles Standish

Lee Montague

as D.I. Tom Henderson

Melissa Stribling

as Helen Standish

Conrad Phillips

as Dr. Alan Richford

John Lee

as Clive Lang

Norman Bird

as Ralph Beldon

Peter Illing

as Strakarios

Basil Dignam

as Lyle

William Fox

as Brinton