- Country: UK
- Genres: Crime, Drama, Fantasy
- Release: 1975-05-05
- Director: Shaun O’Riordan
- Writers: Brian Clemens
- Language: English
- Stars: Carol Lynley , Tom Conti , Gerald Harper , David Gwillim , Paul Angelis , Michael Byrne (I) , John Cater , Colin Etherington , Michael Cronin , Sue Holderness
- Runtime: 73 min
- Awards: N/A
- AKA: If It's a Man - Hang Up! (United Kingdom)
- Plot:
Suzy Martin, a famous American model living in London, begins to receive harassing phone calls from a man who disguises his voice. These calls soon escalate to demands, and threats against her loved ones. Who is behind them?
- IMDB:tt0212238
Thriller Season 5 Cast · · · ALL
Shaun O’Riordan
Director
Carol Lynley
Suzy Martin
Tom Conti
Bruno Varella
Gerald Harper
Greg Miles
Paul Angelis
Terry Cleeves
Michael Byrne
(I)
Richard Lovell
John Cater
Murchison