Michael Casimir Meathead Stivic is a fictional character on the American sitcom All in the Family, played by Rob Reiner. Michael Stivic was a supporting character in All in the Family, a long running American television sitcom of the 1970s. He was the fictional live-in son-in-law of the series's lead role, the bigoted and undereducated Archie Bunker, and husband of Archie's daughter Gloria.