The Ladykillers is a 1955 British black comedy film directed by Alexander Mackendrick and starring Alec Guinness, Cecil Parker, Herbert Lom, Peter Sellers and Danny Green. The film follows a group of criminals who rent a room from an elderly lady in order to carry out a heist, but their plans are complicated by the woman's unpredictable nature. The Ladykillers is a classic of the British comedy genre, known for its dark humour, snappy pace and impressive cast.