Ryan Gosling's Project Hail Mary Trailer Gives Away Major Book Spoiler

NEED TO KNOW

Andy Weir, author of Project Hail Mary and a producer on the film adaptation, is defending the film's choice to include Rocky in the promotional materials

Rocky, an alien that collaborates with Ryan Gosling's Ryland Grace on a space mission, was a surprise to readers — but Weir said he didn't necessarily want that effect in theaters

"The idea was no one's going to walk into that theater and not know about Rocky,” Weir told Polygon . “This is not a 'Darth Vader is Luke's father' kind of situation."

The trailer for Project Hail Mary is courting some controversy after it revealed a major twist from the book — but author Andy Weir is defending the choice.

Project Hail Mary, starring Ryan Gosling as science teacher-turned-astronaut Ryland Grace, is based on Weir's