"Roseanne" was the first acting role for Fishman, who played D.J. from the time he was 6 until age 15. Following the show he found small parts in the TV series "Walker, Texas Ranger" and "Seinfeld" and in Steven Spielberg's "A.I. Artificial Intelligence." He reconnected with Barr as co-host of her talk show "The Roseanne Show." He also appeared on the Passover episode of Barr's reality TV show "Roseanne's Nuts" in August 2011.