Bradford Dillman as Stan Kay

Catherine Schell as Julie

Geoffrey Chater as Sir Peter Hastings

Ray Smith as Ben Tamplin

Terence Sewards as Alan Richards

Nigel Havers as Ludovic Bates

Rachel Davies as Nancy

Neil Hallett as John Pelham

John Oxley as Robert Carroll

Annette Lynton as Claudia Hastings

Ian Redford as James Townsend

Roger Mutton as Jeremy

Peter Geddis as Jameson

Holly Palance as Susie Kay

John Forbes-Robertson as Dr. Mace

Robert Lankesheer as Foster

Anthea Holloway as Party Guest

Stan Tracey as Pianist

Celia Foxe as Party Guest

Paddy Glynn as Party Guest

Hedger Wallace as Party Guest

William Wilde as Party Guest

Eilian Wyn as Party Guest

David Billa as Party Guest (uncredited)

Jean Channon as Party Guest (uncredited)

Ronald Gough as Party Guest (uncredited)

Ron Gregory as Bank Customer (uncredited)

George Holdcroft as Butler (uncredited)

Clinton Morris as Party Guest (uncredited)

Ken Sedd as Party Guest (uncredited)

Rosina Stewart as Party Guest (uncredited)

Garth Watkins as Party Guest (uncredited)