Jonathan Paul Katz ( born December 1 , 1946 ) is an American comedian , actor , and voice actor best known for his starring role in the animated sitcom `` Dr. Katz , Professional Therapist '' .
Jonathan Paul Katz ( born December 1 , 1946 ) is an American stand-up comedian , actor , and writer . He is known for his role as Dr. Katz in `` Dr. Katz , Professional Therapist '' .