Aired today, 6:20pm - 6:50pmon E4

The Simpsons

Name: 6:20pm - Series 9 Episode 17
Start: 2026-04-05T17:20:00Z
End: 2026-04-05T17:50:00Z
Location: E4

Series 9 Episode 17: Lisa the Simpson

Lisa fears she is genetically doomed to lose her intelligence.

Cast and crew

Dan CastellanetaHomer Jay Simpson/Barney Gumble/Grampa Simpson/Mayor Joe Quimby/Krusty the Klown/Groundskeeper Willie
Julie KavnerMarjorie Bouvier Simpson/ Patty Bouvier/Selma Bouvier/Grandma Jackie Bouvier
Nancy CartwrightBartholomew Jo-Jo "Bart" Simpson/Nelson Muntz
Yeardley SmithLisa Marie Simpson
Harry ShearerCharles Montgomery Burns/Waylon Smithers/Principal Seymour Skinner/Ned Flanders/Otto Mann/Scratchy/Kent Brockman/Dr. Julius Hibbert/Reverend Timothy Lovejoy
Hank AzariaMoe Szyslak/Apu Nahasapeemapetilon/Chief Clancy Wiggum/Dr. Nick Riviera
Phil Hartman
Pamela Hayden
Tress MacNeille
Russi Taylor
Maggie Roswell

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