Brennan Huff and Dale Doback might be grown men. But that doesn't stop them from living at home and turning into jealous, competitive stepbrothers when their single parents marry. Brennan's constant competition with Dale strains his mom's marriage to Dale's dad, leaving everyone to wonder whether they'll ever see eye to eye.
Will Ferrell
Brennan Huff
John C. Reilly
Dale Doback
Richard Jenkins
Dr. Robert Doback
Mary Steenburgen
Nancy Huff
Adam Scott
Derek Huff
Kathryn Hahn
Alice
Andrea Savage
Denise
Rob Riggle
Randy
