Meet the Lightyear Cast of Voice Actors
All the Famous Voices Behind the Characters in "Lightyear"
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Efren Ramirez is voicing Diaz in "Lightyear." Though the actor has had a number of roles in his career, his most well-known is probably still as Pedro in "Napoleon Dynamite." He was also in "Mad Families," "Casa de mi Padre," "Crank: High Voltage," and many more projects.