The Lucy Show: Mooney the Monkey (12/5/1966) Season 5, Episode 12. After seeing a monkey sitting in Mr. Mooney's (Gale Gordon) chair, Lucy begins to think she's having a nervous breakdown from working too hard. Lucille Ball, Gale Gordon, Hal March, Lew Parker, Mary Jane Croft, Janos Prohaska, Director: Maury Thompson.