There is a sister thread about this on the General Sitcoms board for TV show characters who received a spanking. I thought I would start one here for movies.

Yours, Mine, and Ours- In the original version with Lucille Ball, her youngest son was spanked by her.

The Sound of Music- In both the Julie Andrews and Carrie Underwood versions, the daughter who was reading during introduction to Maria received a spanking from Captain Von Trapp.

Dead Poets Society- One of the students was paddled by the principal.

Dolly Parton's Coat of Many Colors- Young Dolly Parton received several spankings.

The Pink Panther- In the Steve Martin version, Inspector Clouseau spanked his secretary.

Rhoda at the end of the movie The Bad Seed.

Heaven Help Us (1985) Spanking with paddles as corporal punishment.

Dazed & Confused (1993) Freshman student is paddled as part of HS hazing by one of the seniors (Ben Affleck)

Sorority Babes in the Slimeball Bowl-O-Rama (1988) Sorority pledges paddled during hazing.


Also...

James Garner spanked several women in The Americanization of Emily. One of them was Julie Andrews.

Reese Witherspoon was spanked with a belt in her film debut The Man in the Moon from 1991. Sissy Spacek playing Loretta Lynn was spanked with a switch by her TV father in The Coal Miner's Daughter.