Jonathan Newth

as Andrew Pelham

Sally Anne Newton

as Janina Pelham

Michael Chesden

as Germanou

Patrick Troughton

as Judge Barnes-Ritchie

Illona Linthwaite

as Helen Lang

David Quilter

as John Helps

Pat Quayle

as Court usher

Lloyd Lamble

as Clerk of the court

Diana Goodhand

as Jane Armstrong

Diana Payan

as Dr. Ann Seymour

Peter Robinson

as Edwin Armstrong

Peter Sproule

as PC Harris

Spencer Banks

as PC Knox

Prentis Hancock

as Insp. Barrett