Sinclair plays a crime novelist who gives a weekly radio broadcast. Most of his stories are based on his real-life experiences, though this is a secret kept from his admiring public. Brennan, an American gangster who was once a partner in crime with the novelist, comes to England and tries
to blackmail Sinclair. Sinclair kills him and then joins his friend Laurie, a Scotland Yard detective, as they try to solve the murder. Sinclair is seemingly off scot-free but is unwittingly exposed by his secretary Sheridan. Though a tightly controlled, well-paced thriller, there are few
surprises; the characterizations are well played, and the direction shows a good feel for ex...