Waters has appeared on television programs such as The League, Funny or Die Presents, It's Always Sunny in Philadelphia, Nick Swardson's Pretend Time, Maron, Happy Endings, Suburgatory, The Sarah Silverman Program, Santa Clarita Diet, and The Middle. He has also appeared in films such as The Brothers Solomon, Hall Pass, For Your Consideration, and This Means War. In 2003, he co-starred in the ABC series Married to the Kellys.