The Man Who Wouldn't Talk is a 1958 British crime drama film. It features Anna Neagle, Anthony Quayle, Zsa Zsa Gabor, Dora Bryan, John Le Mesurier, and Lloyd Lamble.
A barrister (Anna Neagle) tries to defend her client, a US scientist (Anthony Quayle), for killing his bride (Zsa Zsa Gabor), a US spy.