Arnold Margolin (born March 12, 1935) co-wrote with Jim Parker five episodes of The Andy Griffith Show. He also wrote episodes of "The Smothers Brothers Show", "My Mother the Car", "That Girl", "Love American Style" (for which he won an Emmy Award, of three nominations), "Mary Tyler Moore", "Growing Pains", "Promised Land" and "The Wild Thornberrys". He also co-wrote the screenplay for the Disney film Snowball Express. His brother is actor and director Stuart Margolin.