watch 01:39 The Loop (Movies) Do you like this video? Michael Cassidy (born March 20, 1983) is an American actor. He portrayed Jimmy Olsen in the 2016 film Batman v Superman: Dawn of Justice. Trivia Michael Cassidy previously portrayed Grant Gabriel in the TV series Smallville. Michael Cassidy previously worked with Ben Affleck and Scoot McNairy in Argo. Michael Cassidy shares his birthday with David Thewlis and Holly Hunter. Retrieved from "https://dcextendeduniverse.fandom.com/wiki/Michael_Cassidy?oldid=72339" Categories: Actors Batman v Superman: Dawn of Justice cast Actors with Roles in Comic Book Adaptations outside the DC Extended Universe Community content is available under CC-BY-SA unless otherwise noted.