Career left|thumb|Reiner (with Sally Struthers, Carroll O'Connor and Jean Stapleton), as Michael Stivic on All in the Family, 1976 In the early 1960s Reiner served as a trainee/apprentice at the Bucks County Playhouse in New Hope, Pennsylvania. In the late 1960s, Reiner acted in bit roles in several television shows including Batman, That Girl, The Andy Griffith Show, Room 222, Gomer Pyle, U.S.M.C. and The Beverly Hillbillies. During this time he also appeared in several films, including some by his father such as Where's Poppa? (1970). He began his career writing for the Smothers Brothers Comedy Hour in 1968 and 1969, with Steve Martin as his writing partner as the two youngest writers on the show.
Career left|thumb|Reiner (with Sally Struthers, Carroll O'Connor and Jean Stapleton), as Michael Stivic on All in the Family, 1976 In the early 1960s Reiner served as a trainee/apprentice at the Bucks County Playhouse in New Hope, Pennsylvania. In the late 1960s, Reiner acted in bit roles in several television shows including Batman, That Girl, The Andy Griffith Show, Room 222, Gomer Pyle, U.S.M.C. and The Beverly Hillbillies. During this time he also appeared in several films, including some by his father such as Where's Poppa? (1970) He began his career writing for the Smothers Brothers Comedy Hour in 1968 and 1969, with Steve Martin as his writing partner as the two youngest writers on the show.