Fitzwilly is a 1967 American romantic comedy film directed by Delbert Mann, based on Poyntz Tyler's 1960 novel A Garden of Cucumbers (the title refers to Isaiah 1:8) and adapted for the screen by Isobel Lennart. Its title refers to the nickname of its protagonist, Claude Fitzwilliam, an unusually intelligent and highly educated mastermind of a butler played by Dick Van Dyke, who commits robberies to maintain the luxurious lifestyle of his employer. The film co-stars Barbara Feldon in her first feature-film role.