Soon after celebrating his engagement to aristocratic heiress Kathy Riddle (Carol Marsh), engineer Bob Jensen (Ronald Howard) is accused by an insurance investigator of being a notorious -- and murderous -- jewel thief. Can Bob restore his reputation and regain Kathy's trust? Desperate to prove his innocence, Bob engineers a daring jailbreak and pursues the real culprit. Montgomery Tully directs this crime drama.
| Actor | Role |
|---|---|
 Ronald HowardBob Jenson | Bob Jenson |
 Carol MarshKathy Riddle | Kathy Riddle |
 Ian FlemingSir Thomas Riddle | Sir Thomas Riddle |
| CCatherina FerrazAnna | Anna |
 Brian NissenDerek | Derek |
 Robert DorningBeckett | Beckett |
 Stuart SaundersCurran | Curran |
 Colin TapleyInspector | Inspector |
 Kenneth EdwardsButler | Butler |
| HHoward LangPolice Sergeant | Police Sergeant |
| GGordon BoydConstable | Constable |
 Diana ChesneyParty Woman | Party Woman |
 Graham AshleyWarder | Warder |
 George HoldcroftParty Guest (uncredited) | Party Guest (uncredited) |
 Guy StandevenParty Guest (uncredited) | Party Guest (uncredited) |