Michael Cassidy: Michael Cassidy. Actor: Zoom. Michael Cassidy is an American film and television actor. He is best known for his role as Zach Stevens on The O.C. and as Tyler Mitchell on the TBS comedy Men at Work. He portrayed Jonathan Walsh on comedy People of Earth from the show's start in 2016 until its 2018 cancellation.
Known For: Zoom (Dylan WestHoudini), The O.C. (Zach Stevens), Batman v Superman: Dawn of Justice (Jimmy Olsen), Army of the Dead (Sgt. Kelly)