A charming but ruthless criminal holds the family of a bank manager hostage as part of a cold-blooded plan to steal £90,000.
| Actor | Role |
|---|---|
 Peter CushingHarry Fordyce | Harry Fordyce |
 André MorellColonel Gore Hepburn | Colonel Gore Hepburn |
 Richard VernonPearson | Pearson |
 Norman BirdArthur Sanderson | Arthur Sanderson |
 Kevin StoneyDetective Inspector Mason | Detective Inspector Mason |
| BBarry LowePeter Harvill | Peter Harvill |
 Edith SharpeMiss Pringle | Miss Pringle |
 Lois DaineSally | Sally |
| AAlan HaywoodKane | Kane |
| JJimmy CainsSidewalk Santa Claus (uncredited) | Sidewalk Santa Claus (uncredited) |
| VVera CookMary Fordyce (voice) (uncredited) | Mary Fordyce (voice) (uncredited) |
| CCharles MorganDet. Sgt. Collins (uncredited) | Det. Sgt. Collins (uncredited) |
| PPaddy SmithBank Customer (uncredited) | Bank Customer (uncredited) |
| FFred StoneWindow Cleaner (uncredited) | Window Cleaner (uncredited) |
| GGareth TandyTommy Fordyce (voice) (uncredited) | Tommy Fordyce (voice) (uncredited) |
| GGraham TonbridgeBank Customer (uncredited) | Bank Customer (uncredited) |