United Kingdom, June 27 -- Scarlett Johansson has revealed that her twin brother Hunter was her most enthusiastic supporter at the premiere of Jurassic World Rebirth.

The 40-year-old actress leads the cast of the new movie as Zora Bennett and admits that her twin sibling was the "loudest audience member" at the event in New York because he is such a big fan of the dinosaur franchise.

In an interview with E! News, Scarlett said: "He was the loudest audience member. I knew that that would be the case because he loves Jurassic so much and was like, there for it."

She added: "He would've been there either way because he's a fan and the movie is so explosive. He was literally orchestrating the John Williams music and was just like, so loud....