Murder! (1930), Sabotage (1936) and The Man Who Knew Too Much (1934) are early British thrillers directed by Alfred Hitchcock. Murder! stars Herbert Marshall as a juror who reopens a case to prove a woman’s innocence. Sabotage, based on Joseph Conrad’s "The Secret Agent," features Sylvia Sidney uncovering her husband’s ties to terrorism. The Man Who Knew Too Much stars Peter Lorre in a suspenseful tale of espionage and kidnapping set in Morocco.