During the mid 1860s, brothers Dick and Jim Marston are drawn into a life of crime by their ex-convict father Ben and his friend, infamous cattlethief Captain Starlight. Making their way to Melbourne with the proceeds of a recent raid, the brothers meet and romance the Morrison sisters, Kate and Jean, whom they eventually marry; but just as they are poised to start a new life in America, Captain Starlight and his gang arrive in town, planning a raid at the local bank.

Filmed in England but set in New York, No Orchids For Miss Blandish tells of a sheltered heiress who is abducted on her wedding night by a trio of cheap hoods, in what starts out as a jewel robbery and turns into a kidnapping/murder when one of them kills the bridegroom. More mayhem ensues as the three kidnappers soon end up dead.