Elwood P. Dowd's constant companion is Harvey, a six-foot tall invisible rabbit. To his sister, his obsession with Harvey has been a thorn in her plans to marry off her daughter. However, when she decides to put Elwood in a mental institution, a mix-up occurs, and she finds herself committed instead. It's now up to Elwood and "Harvey" to straighten out the mess.
as Elwood P. Dowd
as Veta Louise Simmons
as Myrtle Mae Simmons
as Mrs. Ethel Chauvenet
as Nurse Ruth Kelly
as Duane Wilson
as Dr. Lyman Sanderson
as Dr. William R. Chumley
as Betty Chumley
as Judge Omar Gaffney
