He graduated from the City College of New York and studied acting and comedy with Zero Mostel, Herbert Berghof, and William Hickey.
Mann began performing in the Jewish entertainers circuit in resorts in New York's Borscht Belt region in the Catskill Mountains.
His dozens of television appearances included Laverne & Shirley, Alice, Moonlighting and Murder, She Wrote.
Beginning in the 1980s, Mann created and performed an original rap routine for senior citizens living in the San Fernando Valley.
[2] Mann died of cancer on September 18, 2008, at Cedars-Sinai Medical Center in Los Angeles at the age of 85.