A British policeman (John Gregson) tries to find a rich man's (Alec Clunes) son before a kidnapper's (Robert Shaw) time bomb blows.
John Gregson | Inspector Parnell |
Robert Shaw | Marlowe |
Alec Clunes | Anthony Chester |
Alan Wheatley | Assistant Commissioner Bewley |
Kenneth Cope | Sergeant Grey |
Helen Cherry | Robbie |
Betty McDowall | Maggie Parnell |
William Hartnell | Freddie Maddox |
Harry Fowler | Smiley |
Ernest Clark | Police Doctor |
Noel Howlett | Brain Specialist |
Renée Houston | Masie Maddox |