Mervyn Johns Movies

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...

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...

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 elderly lady manages to sneak some pills away from her nurse and dies of an overdose. The nurse is tried for murder and acquitted. Some time later...

An insane murderer is on the loose, and gunning for the men who put him away. Will Hay is on the list, and co-opts Claude Hulbert to try and stop him...

Barbara is the long-lost sister of no-good Mike Roscoe (Ronald Hines). Paula Brown (Maureen Connell) is the stripper whom Mike hires to pose as...

A bookmaker with a fancy for detective work attempts to prevent the execution of a potentially innocent man.

A lusty Gypsy gold digger marries a Regency aristocrat, then learns he has no money.

Dexter becomes involved in a revolution and is asked to hide the Queen. This leads to misunderstanding with his firm and his fiancee.

A group of travellers, each with a personal problem that they want to hide, arrive at a mysterious Welsh country inn. There is a certain strangeness...

Melodrama set in Victorian Brighton. Scheming pub landlady uses the timorous son of a domineering pharmacist to assist in the poisoning of her...

The wife of brilliant, but boisterous and ill-tempered conductor of the London Symphony puts up with his childishness, but the last straw is drawn...

A scheming widow tries to persecute three old ladies, but fate takes its revenge on her.

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 man is cited as the co-respondent in a divorce case, but is cheerfully unashamed when he appears in court.

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

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....

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

During New Year's Eve, a young model spends the day searching for her grandmother, who has suspiciously gone missing.