 McDermitt resides in Los Angeles, California, where he is a member of the improvisational comedy group Robert Downey Jr Jr.

McDermitt began his career in entertainment by calling in to a local radio show in Phoenix, Tim & Willy, at a young age.Calling in routinely, under the guise of different voices, McDermitt kept listeners and Tim & Willy entertained.Not long afterward, he began working with them as a producer, following them to both KNIX & KMLE.