Richard Burton as Alec Harvey

Sophia Loren as Anna Jesson

Jack Hedley as Graham Jesson

Rosemary Leach as Mrs. Gaines

John Le Mesurier as Stephen

Gwen Cherrell as Dolly Messiter

Jumoke Debayo as Mrs. Harris

Madeleine Hinde as Grace

Ann Firbank as Melanie Harvey

Christopher Benjamin as Porter

David Cook as Schoolmaster

Patricia Franklin as Beryl Walters

Jacki Harding as Ilse

Benjamin Edney as Alistair Jesson

Marco Orlandini as Dominic Jesson

Ellis Dale as Man Waiting at Citizens Advice Bureau (uncredited)

Brian Haughton as Young Man (uncredited)

Ernest C. Jennings as (uncredited)

Tony Mendleson as Audience Member at Mystery Play (uncredited)

Norman Mitchell as (uncredited)

Mildred Shay as (uncredited)

Maggie Walker as (uncredited)

Brook Williams as Man Taking Photographs (uncredited)

Fred Wood as Customer at Station Cafe (uncredited)