Geoffrey Manton "Geoff" Stults is an American actor. He is known for his regular roles on 7th Heaven, October Road and Happy Town. He most recently starred as Major Walter Sherman in The Finder and as Sgt. Pete Hill in Enlisted. He played the recurring role of Mitch in seasons 1-3 of the Netflix series Grace and Frankie. His film roles include The Break-Up, Unforgettable, Only the Brave, and 12 Strong.