Underdog is a TV show on Australian national television from SBS ONE with an average rating of 3.0 stars by TVCatchUpAustralia.com's visitors. We have 1 episodes of Underdog in our archive. The first episode of Underdog was broadcast in April, 2017. Did you miss an episode of Underdog but don't you wan't that to happen in the future? Please set an alarm and add Underdog to your favourites, so we can remind you by email when there's a new episode available to watch. Completely free: handy!