Four episodes from the classic 1950s series about the intrepid space-adventurer, played by Steve Holland, along with his companiosn Dale Arden (Irene Champlin) and Dr Zarkov (Joseph Nash). Working for the Galactic Bureau of Investigation, their job is to keep the universe safe. In 'The Claim Jumpers', Flash and Dale save prospectors from space-pirates. In 'Akim the Terrible' Flash lands on a planet where old and sick people are brutally neglected. In 'Breath of Death', Flash escorts Dale to a barren prison planet, only to be captured by an old enemy and marooned on a planet with a deadly atmosphere. 'Deadline at Noon' sees the trio travel back in time to 1950s Earth, to stop a bomb that could destroy the world in the future.