Amanda Seyfried has spoken about her decision to turn down a role in a Marvel blockbuster, admitting she was “wrong” about how the movie would turn out.

The Dropout star , 40, was offered the role of Gamora in Guardians of the Galaxy before it ultimately went to Zoe Saldaña.

At the time, Seyfried thought the space-set superhero adventure — featuring a talking tree and a wisecracking raccoon — could derail her career.

“I think turning down Guardians of the Galaxy was just so obvious to me at the time,” she said during a recent question-and-answer session with the SAG-AFTRA Foundation.

“I’m like: ‘This is not going to be a hit. The tree and the raccoon are talking to each other. And also they’re all in space.’ And I was just like: ‘This will ruin my career if this is bad.…