Barbi Benton as Caroline Trent

Gareth Hunt as Peter Whiteway

Brian Deacon as Alan Yardley

Peter Wyngarde as Daniel Haswell

Patricia Hayes as Granny Waters

Carol Royle as Kim Osborn

Ralph Michael as Father Harris

Gary Waldhorn as Inspector Crane

Robert James as Father Ambrey

Richard Hampton as Ted Pinder

Angela Grant as Jill