The Reluctant Spy
The Reluctant Spy (, , also known as How to Be a Spy Without Even Trying) is a French-Italian spy-comedy film from 1963, directed by Jean-Charles Dudrumet, written by Michel Cousin, starring Jean Marais and Geneviève Page.
Stanislas Dubois is an ordinary businessman. When he meets a woman on a date in a restaurant, he takes off his coat. Upon leaving he confuses a similar coat with his own. Following this mix-up he becomes increasingly aware that something about him is attracting peculiar people. Hidden in his new coat is a microfilm which interests more than one secret service. After being drawn into the world of international espionage, a secret service of his own country hires him to lure enemy spies into a trap.