Mark Baker

A detective tracking a stolen gem begins to suspect there's more to the case than just theft.

A gang of four would-be robbers plans to steal a fortune in currency hidden aboard the "Flying Scotsman" in a railroad stateroom by cutting through the wall of the adjacent stateroom, but find themselves up against numerous unexpected drawbacks, including interference by their fellow passengers.

A struggling antiques dealer (Peter Finch) thinks he has found the answer to his problems when he stumbles across a precious vase amid a range of other less desirable items. The trouble is, the owners of the vase are pretty shrewd themselves and are not keen on letting it go for a song - meaning that our hapless chap has to pull out every trick in the book in order to win his prize.

An adventurer investigates the theft of a formula for hardened steel, assisted by his girlfriend.