The Man Who Knew Too Little (1997)

The Man Who Knew Too Little
Comedy, Crime, Action
An American gets a ticket for an audience participation game in London, then gets involved in a case of mistaken identity. As an international plot unravels around him, he thinks it's all part of the act.
Starring
Bill Murray, Peter Gallagher, Joanne Whalley, Alfred Molina, Richard Wilson, John Standing, Simon Chandler, Geraldine James, Anna Chancellor, Nicholas Woodeson
Directed By
Jon Amiel