An adulterous couple turn to murder, only to discover that a petty crook and blackmailer has already had his eye upon them.
| Actor | Role |
|---|---|
| JJane BarrettBetty Gallen | Betty Gallen |
 Kenneth CopeJoe Trent | Joe Trent |
| PPeter BathurstMcIvor | McIvor |
| PPamela Ann DavyJean | Jean |
 Zena WalkerAnna Arkwright | Anna Arkwright |
 Basil HensonCedric Gallen | Cedric Gallen |
 Anthony DawsonBen Arkwright | Ben Arkwright |
 Graham AshleyPolice Constable | Police Constable |
| JJosephine PritchardSally Morrison | Sally Morrison |
| JJames WattsWaiter | Waiter |
| VVivien LloydSecretary | Secretary |