Jack Palance as Neal Mottram

Diana Dors as Dolly Newman

Julie Ege as Helena

Edith Evans as Aunt Louise

Hugh Griffith as Solicitor

Trevor Howard as Supt. Bellamy

Michael Jayston as Detective Sgt. Wall

Suzy Kendall as Sally

Martin Potter as Ronnie

Percy Herbert as Detective Constable Russet

David Warbeck as Detective Wilson

Kathleen Byron as Muriel Sharp

Marianne Stone as Jane - Barmaid

Dean Harris as Ronnie's Friend

Anthony Chinn as Customer (uncredited)

Frank Forsyth as Man at Will Reading (uncredited)

Alan Harris as Coven Member (uncredited)

Kristopher Kum as Customer (uncredited)

Brian McDermott as Policeman Following Ronnie (uncredited)

Anita Sharp-Bolster as Woman at Will Reading (uncredited)

Guy Standeven as Milkman (uncredited)

Derek Suthern as Coven Member. (uncredited)