Dr Nookey is disgraced and sent to a remote island hospital. He is given a secret slimming potion by a member of staff, Gladstone Screwer, and he flies back to England to fame and fortune. ... British comedy about a doctor who stumbles upon a shaman's weight-reducing potion while working at a mission in the South Seas. Realising the potential of the potion, he returns to England with the aim of making a fortune.