Family Guy Sibling Rivalry (Season 4, Episode 22)
TV-14
TV Episode | 24 min | Animation, Comedy

Family Guy

Sibling Rivalry (Season 4, Episode 22)

TV-14

TV Episode | 24 min | Animation, Comedy

Peter reluctantly agrees to get a vasectomy, and refuses to have sex, causing Lois to gain weight; Stewie's half-brother Bertram declare an all-out war for control over the playground.

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Cast	+ Add Cast
22 cast members

Name	Known for
Seth MacFarlane Peter Griffin / Brian Griffin / Stewie Griffin / Santa / Lee Harvey Oswald / … (voice) See more Peter Griffin / Brian Griffin / Stewie Griffin / Santa / Lee Harvey Oswald / Glenn Quagmire / Captain Seamus / Tony Danza / Tom Tucker / Letter Y / Dr. Elmer Hartman / Sauron / Inmate #1 (voice) See fewer	Family Guy (1999)
Alex Borstein Lois Griffin / Gym Teacher / Woman in Bed (voice) Lois Griffin / Gym Teacher / Woman in Bed (voice) See fewer	Family Guy (1999)
Seth Green Chris Griffin (voice) Chris Griffin (voice) See fewer	Robot Chicken (2001)
Mila Kunis Meg Griffin (voice) Meg Griffin (voice) See fewer	Black Swan (2010)
Randy Crenshaw Barbershop Quartet Singer #4 (voice) Barbershop Quartet Singer #4 (voice) See fewer	The Nightmare Before Christmas (1993)
Gavin Dunne Christoper Moltisanti (voice) Christoper Moltisanti (voice) See fewer	Making Change (2012)
Ralph Garman Letter A (voice) Letter A (voice) See fewer	Ted (2012)
Mike Henry Cleveland Brown (voice) Cleveland Brown (voice) See fewer	Family Guy (1999)
Bob Joyce Barbershop Quartet Singer #1 (voice) Barbershop Quartet Singer #1 (voice) See fewer	I Am Legend (2007)
Jon Joyce Barbershop Quartet Singer #2 (voice) Barbershop Quartet Singer #2 (voice) See fewer	Mamma Mia! (2008)
Phil LaMarr Morgan Freeman (voice) Morgan Freeman (voice) See fewer	Pulp Fiction (1994)
Rick Logan Barbershop Quartet Singer #3 (voice) Barbershop Quartet Singer #3 (voice) See fewer	I Am Legend (2007)
Wallace Shawn Bertram (voice) Bertram (voice) See fewer	My Dinner with Andre (1981)
Chris Sheridan Curls from 'B.C.' / Waiter (voice) Curls from 'B.C.' / Waiter (voice) See fewer	Family Guy (1999)
Danny Smith B.C. #1 / Letter E (voice) B.C. #1 / Letter E (voice) See fewer	Family Guy (1999)
Tara Strong Little Baby Girl (voice) Little Baby Girl (voice) See fewer	Batman: The Killing Joke (2016)
Alec Sulkin Inmate #2 (voice) Inmate #2 (voice) See fewer	Ted 2 (2015)
Nicole Sullivan Nurse at Sperm Bank (voice) Nurse at Sperm Bank (voice) See fewer	Black-ish (2014)
John Viener TV Announcer / Sylvester Stallone (voice) TV Announcer / Sylvester Stallone (voice) See fewer	Family Guy (1999)
Patrick Warburton Joe Swanson (voice) Joe Swanson (voice) See fewer	The Emperor's New Groove (2000)
Wally Wingert B.C. #2 (voice) B.C. #2 (voice) See fewer	Final Fantasy VII: Advent Children (2005)
Chris Wedge Scrat (voice) (uncredited) Scrat (voice) (uncredited) See fewer	Ice Age (2002)