Christopher Nolan's "Oppenheimer" and Greta Gerwig's "Barbie" are both in theaters today. 

"Oppenheimer" stars lead actor Cillian Murphy as J. Robert Oppenheimer and features Emily Blunt as Kitty Oppenheimer, Matt Damon as Leslie Groves and Robert Downey Jr. as Lewis Strauss. 

This film tells the true story about J. Robert Oppenheimer and his role in the development of the atomic bomb. 

"Barbie" stars lead actress Margot Robbie as Barbie and features Issa Rae, Kate Mckinnon, Ryan Gosling and Simu Liu. 

This movie sees Barbie suffer a crisis that causes her to question her existence in the world. 

Which movie will you see? Or will you see them both as the double-feature "Barbenheimer"? 

"Oppenheimer" is rated R for some sexuality, nudity and language.

Barbie is rated PG-13 for suggestive references and brief language. 

See the newest trailer for "Oppenheimer" here.

See the newest trailer for "Barbie" here.