Janney responded on Instagram to the news Mom is ending after eight seasons by thanking all the behind-the-scenes people. "And these amazingly talented actors I got to act with everyday!!! Mimi, Jaime, Kristen , Beth, and the coolest man on the planet, Bill Fichtner. and of course Anna Faris." Janney added: "Getting to be part of MOM these past 8 years...showing the laughter, love and hope that can come with recovery, has been one of the great honors of my life."