Check out these 19 pre-production gender swaps from some of our favorite movies and shows, ahead.
Rosalind Russell played the role opposite Cary Grant in the classic film.
Jodie Foster inElysium
Jodie Fosterplayed the ruthless Secretary Delacourt inNeill Blomkamp’s 2013 sci-fi thrillerElysium.

Lucasfilm; Patrick Ecclesine/Warner Bros./Getty Images; Andrew Schwartz; Ron Batzdorff
The rest is history.
At that point, writer-directorJ.J.
Helen Mirren inMonsters University
Pixar wasn’t done gender-swapping withFinding Nemo.

Patrick Ecclesine/Warner Bros./Getty Images
In Dan Scanlon’s 2013Monsters Inc.follow-upMonsters University, Dean Hardscrabble was originally conceived as a male character.

Bob Penn/20TH Century Fox

Courtesy Everett Collection

Andrew Schwartz, SMPSP

Justin Stephens/SyFy

Kimberley French

Universal/Courtesy Everett Collection

Lucasfilm

Lucasfilm

Jay Maidment

Pixar/Disney; Alberto E. Rodriguez/Getty Images

Ron Batzdorff, SMPSP

Melinda Sue Gordon

Radius/The Weinstein Company

Universal/Courtesy Everett Collection

Universal/Courtesy Everett Collection

Disney/Pixar; Amanda Edwards/WireImage

Patti Perret

Melinda Sue Gordon