The 36-year-old actor, who plays Bishop in the new 'X-Men' film, confirmed the casting to his followers on Twitter, reported Ace Showbiz.
"Fan of this saga from the beginning, I'm very proud to be part of the cast for 'Jurassic World'," he tweeted.
However, it is unclear what role Sy will play but the actor will join Chris Pratt, Bollywood star Irrfan Khan, Bryce Dallas Howard, Ty Simpkins, Nick Robinson, Jake Johnson, and Vincent D'Onofrio, who will play the main baddie.