Step Brothers

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
• 
  Travis T. Flory

  Redheaded Kid
• 
  Lili Rose McKay

  7-Year-Old Girl