The best John Le Mesurier’s science fiction movies

A chance discovery leads American mining engineer Ben Harris and acquaintance Harold to discover a lost city under the sea while searching for their kidnapped friend Jill. Held captive in the underwater city by the tyrannical Captain (Vincent Price), and his crew of former smugglers, the three plot to escape...

A NASA spacecraft proves Einstein right when, traveling faster than light, it ends up near King Arthur's Camelot. On board are big-hearted Tom Trimble and Hermes, the look-alike robot he built. Tom immediately makes friends with pretty Alisande while becoming enemies with the evil knight Sir Mordred. It seems Mordred has joined up with the Sorcerer Merlin and they are both up to no good. It is now up to Tom to try and use 20th century technology to foil their plans.

A stranger turns up at an English country pub and asks to stay, although reveals that he has no money. He even claims to have no name. The police become suspicious when he reveals details about Susan North, a local girl who has gone missing. However, when the police try to take the stranger in for questioning, they find that they are unable to lay their hands on him. Susan then turns up, revealing that she has been in a car crash and how the stranger saved and miraculously healed her. The stranger tells them that he is a visitor from the planet Venus. The authorities block off all exits in and out of the town. The stranger tells government representatives that he wants a meeting with heads of world governments for when his people arrive in their ship in four days time. As they set this up, the stranger discovers that the authorities instead plan to lay a trap to capture his people’s ship – something they do not realise could have disastrous consequences for Earth.

A man and wife are terrorized by Mad Scientist Dr. Callistratus who was executed but has returned to life with a heart transplant. Along with his crippled assistant Carl, the 'anemic' Mad Scientist, believed to be a vampire, conducts blood deficiency research on the inmates of a prison hospital for the criminally insane to sustain his return to life.