Aired Sunday March 17, 3:00pm - 4:00pmon Sky Arts

The Agatha Christie Hour

The Red Signal

A young man in love with his best friend's wife has a premonition that something bad is about to happen. When his psychiatrist uncle - who has warned him against getting together with the married woman - is murdered, the young man becomes the prime suspect in the case.

Drama / Mystery
Original air date
Cast and crew
  • John FrankauDirector
  • Alan BadelSir Alington West
  • Christopher CazenoveJack Trent
  • Rosalie CrutchleyMrs. Thompson
  • Joanna DavidClaire Trent
  • Michael DenisonJohnson
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