John Wolfenden
Mary Cohen
Edward McNally
Goronwy Rees
John 'Johnny' Reynolds
Peter Wildeblood
Stan
Lord Hailsham
Lord Edward Montagu
Chief Constable
Sergeant McCreadie
Superintendent Jones
Peter Rawlinson
Judge Ormerod
'Khaki' Roberts
Mrs. Wildeblood
Narrator
Juror
Police officer (uncredited)