<P> Mom is an American sitcom that premiered on September 23 , 2013 , on CBS . The series was created by Chuck Lorre , Eddie Gorodetsky , and Gemma Baker and produced and distributed by Warner Bros. Television . It stars Anna Faris and Allison Janney in lead roles as dysfunctional daughter / mother duo Christy and Bonnie Plunkett . Sadie Calvano , Blake Garrett Rosenthal , Matt Jones , Spencer Daniels , Nate Corddry , French Stewart , William Fichtner , Beth Hall , Jaime Pressly and Mimi Kennedy appear in supporting roles . </P>
who plays the mom on the tv show mom
Allison Janney