The Secret Adversary
- Cast: Francesca Annis, James Warwick, Gavan O'Herlihy, Alec McCowen, Honor Blackman
- Duration: 121 minutes
- Genre: Comedy, Mystery, TV Movie
- Rating: 6.8/10
- Release Date: 1983-10-09
After a chance meeting and an indiscreet conversation, childhood friends Tommy Beresford and Tuppence Cowley become involved in a convoluted intrigue led by a mysterious man known simply as Mr. Brown.
