Medium S06E08 Video. The latest episode for the medium is finally here. Medium, a chilling drama series inspired by the real-life story of research medium Allison DuBois has bring the latest episode for the season. The most recent is the Medium Season 6 Episode 8 Once in a Lifetime. In this episode, Allison fears the worst about Ariel’s new boyfriend when she suspects him of murdering a man. Also, Bridgette posts embarrassing videos of a man on the Internet and gets into trouble. Allison fears the worst about Ariel’s new boyfriend when she suspects him of murdering a man. Also, Bridgette posts embarrassing videos of a man on the Internet and gets into trouble. Watch Medium Season 6 Episode 8 Once in a Lifetime Online Stream.