Donald Sumpter as Donald Neilson

Debbie Farrington as Lesley Whittle

Marjorie Yates as Neilson's Wife

Sylvia O'Donnell as Neilson's Daughter

Andrew Burt as Lesley's Brother

Alison Key as Lesley's Sister-in-Law

Ruth Dunning as Lesley's Mother

David Swift as Det. Chief Superintendent

Michael Barrington as

Lila Kaye as

Delia Paton as

Edwin Apps as

Gerry Sundquist as

Ruth Kettlewell as

Graham Ashley as

Brenda Cowling as

Lyn McCarthy as

Paul McCarthy as

Peter Copley as

Barbara New as

Jack Galloway as

Valerie Holliman as

Paul Luty as

Richard Aylen as

Charles Pemberton as

John Eastham as

Anthony Naylor as

John Dixon as

Christopher Holroyd as

Loftus Burton as