Jón Viðar Arnþórsson (born 1983; age ~41) is an Icelandic stuntman, stunt actor and martial artist who played a Cardassian henchman in the Star Trek: Discovery third season episode "That Hope Is You, Part 1". He received no credit for this appearance. [1]
Arnþórsson is a former professional MMA fighter and one of the owners of the Icelandic MMA club Mjölnir. He worked as stunt performer and stunt coordinator on numerous local and international films and television projects shot in Iceland.
His work includes the Biblical epic Noah (2014, with Mark Margolis and Frank Langella), the crime film War on Everyone (2016), the 2019 series The Valhalla Murders, the musical comedy Eurovision Song Contest: The Story of Fire Saga (2020, with Hélène Cardona), and the historical film The Northman (2022).
In 2021, he participated in the Icelandic version of the television show Dancing with the Stars.