After appearing in episodes of Canadian television series like Madison, Viper, The Outer Limits, Welcome to Paradox, First Wave, The Net and Poltergeist: The Legacy in the 1990s, Elliott has appeared in episodes of American television series like Monk, House M.D., Criminal Minds, CSI: Crime Scene Investigation, The 4400, Cold Case, What About Brian, Castle and Desperate Housewives. Elliott appeared on Grey's Anatomy as the father of a son who is a drug abuser. He made appearances in the series Ghost Whisperer and Private Practice and starred as 9/11 hero Todd Beamer in Flight 93.