Popsugar Entertainment Shazam! Shazam Movie Cast We Are 110% Here For the Diversity in the Shazam! Cast 4 April 2019 by Stacey Nguyen View On One Page Photo 13 of 16 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 13 D.J. Cotrona as Adult Pedro Peña D.J. Cotrona is set to star as Pedro, Billy's shy foster sibling. Cotrona is known for his role as Seth Gecko on From Dusk Till Dawn. Previous Next Start Slideshow Shazam!Movie CastingMovies