Mervyn Johns Movies

Based on the true story of the 1940 rescue of the tanker MV San Demetrio by parts of her own crew after she had been set afire in the middle of the...

Lots of slogans such as "Be like Dad, Keep Mum" and "Keep it under your Hat" are visible on the walls in various scenes to reinforce the plot of...

When Dr. Howard Latimer finds the German actress whom he had just met at the London Airport murdered in his flat, he is led into a world of murder,...

A little Welsh village is sundered by rival factions when a coveted contralto role in the "Messiah" is given to Mrs. Davies instead of Mrs. Lloyd....

Film producer Reggie Wilson is worried he may have a dual personality. Fleeing Hollywood, he finds himself in England and married to the studio...

An escaped World War 2 Nazi doctor impersonates a murdered English doctor so he can work on a vaccination to protect the Germans in their planned...

A family is torn apart when their eldest son is hanged for the murder of a young girl.

A Merchant Navy hero of the Korean War returns to England after three years of captivity in Communist hands, his mind confused by brain-washing and...

Based on the true story of Melbourne Johns, an aircraft factory foreman sent to France to prevent the Nazis getting hold of some vital equipment.

A television producer encounters personal problems while making a documentary about the philosopher Wittgenstein.

A doctor becomes the victim of extortionists when one of his patients dies under questionable circumstances.

An English professor decides that there are too many useless people in the world and invents a gas that will kill them off. But first they'll at...

Barbara is the long-lost sister of no-good Mike Roscoe. Paula Brown is the stripper whom Mike hires to pose as Barbara. It's all part of a scheme to...

An Irish "oracle" foretells the next day's track results to a newspaperman, resulting in a national uproar.

When a pharmacist accidentally prescribes poison instead of painkillers, the race is on to find the killer pills.

After a chance train encounter with Laurence Knight, Tom Blake's family's fortunes prosper on the beneficence of the great financier. A developing...

An insurance investigator tracks a series of robberies to a gang who are hiding the stolen jewels in the produce of a bakery.

Smith and Laye-Parker meet Kuprin and find he is less anxious to leave Russia than they supposed.

The free-spirited wife of a proper British doctor leaves him after an arguement over the anatomically correct drawing of a horse on the wall drawn by...

An ageing aristocrat schemes to secure his dwindling finances by any means – fair or foul!