Peter's past as a sperm donor catches up to him when many of his children show up unannounced to his house.
Seth MacFarlane
Peter Griffin / Brian Griffin / Stewie Griffin / Glenn Quagmire / Tom Tucker (voice)
Alex Borstein
Lois Griffin / Tricia Takanawa / Loretta Brown / Barbara Pewterschmidt (voice)
Mila Kunis
Meg Griffin (voice)
Seth Green
Chris Griffin (voice)
Mike Henry
Cleveland Brown (voice)
Portia De Rossi
Bonnie Swanson's Prank Call Voice (voice)
Olesya Rulin
Russian Meg Griffin Double (voice)
Stephen Stanton
(voice)
Sanaa Lathan
Donna Tubbs (voice)
Jennifer Tilly
Bonnie Swanson (voice)
