Mean Girls — Amy Poehler, who played the mother of Rachel McAdams’ character, is only 7 years older.

Six Feet Under — Peter Krause is only 12 years younger than Francis Conroy, who played his mother.

North by Northwest — Jessie Royce Landis, who played Cary Grant’s mother, was actually 10 months younger than Grant in real life.

The Graduate — Katherine Russell was only 9 years younger than Anne Bancroft, who played her mother (and Dustin Hoffman was only six years younger than his girlfriend’s mother).

Alexander — Colin Farrell is only one year younger than Angelina Jolie, who played his mother in the movie.

The Manchurian Candidate — Angela Lansbury was only two years older than Laurence Harvery who played her son.

Indiana Jones and the Last Crusade — Sean Connery is only 12 years older than Harrison Ford.

The Passion of Christ — In The Passion of the Christ, Maia Morgenstern — who played Mary — is only six years older than Jim Caviezel, who played Jesus.

Star Trek — Winona Ryder, who played Spock’s mother, is only five years older than Zachary Quinto.

Boyz n the Hood — Laurence Fishburne, who plays the father of Cuba Gooding Jrs.’ character, is only 7 years older.

American Pie — Stifler’s Mom, Jennifer Coolidge, is only 13 years older than Stifler, Seann William Scott.

Blow — Rachel Griffiths, who played the mother of Johnny Depp’s character, is actually five years younger than Depp.

Cosby Show — Sabrina Le Beauf, who played the eldest daughter, Sondra, is only ten years younger than Phylicia Rashad.

Lost — Swoozie Kurtz played John Locke’s mother on “Lost,” even though she’s only six years older than Terry O’Quinn.

Supernatural — Jeffrey Dean Morgan is only 12 years older than Jensen Ackles, who plays his son.

X-Files — Rebecca Toolan played Mulder’s mom, even though she’s only one year older than David Duchovny.

Fighter — Mark Wahlberg is only 11 years younger than the woman who played his mother, Melissa Leo.

Watchmen — Malin Akerman is only 7 years younger than the woman who played her mother, Carla Gugino.

Lord of the Rings — Sean Bean is only 11 years younger than John Noble, who played his father, Denethor.

Peggy Sue Got Married — In Peggy Sue Got Married, Nic Cage played the father of Helen Hunt’s character. Hunt is actually two months older than Cage.

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Dustin is the founder and co-owner of Pajiba. You may email him here, follow him on Twitter, or listen to his weekly TV podcast, Podjiba.