Dan Castellaneta Homer Simpson / Abe Simpson / Barney Gumble / Krusty (voice)Dan Castellaneta was 35 in The Simpsons - Season 4 - Whacking Day (Episode 20).
Birthday: Tue, Oct 29 1957
Julie Kavner Marge Simpson / Patty Bouvier / Selma Bouvier (voice)Julie Kavner was 42 in The Simpsons - Season 4 - Whacking Day (Episode 20).
Birthday: Thu, Sep 07 1950
Nancy Cartwright Bart Simpson / Nelson Muntz / Ralph Wiggum (voice)Nancy Cartwright was 35 in The Simpsons - Season 4 - Whacking Day (Episode 20).
Birthday: Fri, Oct 25 1957
Yeardley Smith Lisa Simpson (voice)Yeardley Smith was 28 in The Simpsons - Season 4 - Whacking Day (Episode 20).
Birthday: Fri, Jul 03 1964
Hank Azaria Moe Szyslak / Chief Wiggum / Apu / Comic Book Guy / Carl (voice)Hank Azaria was 29 in The Simpsons - Season 4 - Whacking Day (Episode 20).
Birthday: Sat, Apr 25 1964
Harry Shearer Ned Flanders / Mr. Burns / Smithers / Skinner / Lenny (voice)Harry Shearer was 49 in The Simpsons - Season 4 - Whacking Day (Episode 20).
Birthday: Thu, Dec 23 1943
Barry White Barry White (voice)Barry White was 48 in The Simpsons - Season 4 - Whacking Day (Episode 20).
Birthday: Tue, Sep 12 1944 Fri, Jul 04 2003
Crew
Jeffrey Lynch DirectorJeffrey Lynch was >> in The Simpsons - Season 4 - Whacking Day (Episode 20).
Birthday: Unknown Birthday
John Swartzwelder WriterJohn Swartzwelder was >> in The Simpsons - Season 4 - Whacking Day (Episode 20).
Dan Castellaneta
Julie Kavner
Nancy Cartwright
Yeardley Smith
Hank Azaria
Harry Shearer
Barry White
Jeffrey Lynch