3+ hour, 42+ min ago (216+ words) ORLANDO, Fla. " The biggest pop culture convention in the southeastern U.S. returns to Orlando next March, and it's already unveiling a star-studded lineup. Organizers for MEGACON Orlando announced that actor John Boyega will appear at the show on Saturday, March 21, and Sunday, March 22. MEGACON will take place at the Orange County Convention Center, March 19-22. John Boyega had his breakthrough role as Finn in "Star Wars: The Force Awakens" in 2015, and subsequently starred in the other two films in the "Star Wars" sequel trilogy. [WATCH: Thousands head to Orange County Convention Center for MegaCon 2025] Boyega also starred in the "Pacific Rim" franchise, as King Ghezo in the Viola Davis film "The Woman King" in 2022, and is signed on to star as soul singer Otis Redding in the film "Otis & Zelma," currently in pre-production. Boyega came to Orlando in 2017 for Star Wars Celebration....