The award winning bing play of Mary Chase came to television in. 1958. It tells the story of Elwood P. Dowd, (Art Carney) a personable chap who drinks a little, and befriends a "pookah", a six foot rabbit he calls "Harvey". Unfortunately, his sister and main caregiver Veta Louise Simmons formation Lorne, and her spinster daughter Myrtle Mae, have had Elwood's condition affect negatively their social life. Elwood's engaging personality with its one flaw creates problems for those around him. So his sister, thinking it is in his best interests, seeks a cure for her brother's problem. But nothing is ever that simple.