Harvey is a 1950 American comedy-drama film based on Mary Chase's 1944 play of the same name, directed by Henry Koster, and starring James Stewart and Josephine Hull. The story centers on a man whose best friend is a pooka named Harvey, a 6 foot 3.5 inch tall invisible rabbit, and the ensuing debacle when the man's sister tries to have him committed to a sanatorium.
my niece has two rabbits, which have to be left in their hutches when the dog is about, as the dog would most likely, or so i was told, kill said rabbits.