- Ed O'Neill (Jay Pritchett)
- Sofía Vergara (Gloria Delgado-Pritchett)
- Julie Bowen (Claire Dunphy)
- Ty Burrell (Phil Dunphy)
- Jesse Tyler Ferguson (Mitchell Pritchett)
- Eric Stonestreet (Cameron Tucker)
- Sarah Hyland (Haley Dunphy)
- Ariel Winter (Alex Dunphy)
- Nolan Gould (Luke Dunphy)
- Rico Rodriguez (Manny Delgado)
- Aubrey Anderson-Emmons (Lily Tucker-Pritchett)
- Jeremy Maguire (Joe Pritchett)
- Reid Ewing (Dylan Marshall)
Modern Family — S6E10
Episode: Haley's 21st Birthday
Air Date: 2014-12-10
Runtime: 22 min
Overview
Claire and Gloria hang out with Haley on her 21st birthday. Alex, Luke and Manny babysit Lily and she decides to drop the 'where do babies come from?' bomb.