F.J. Rio, born Felipe Riojas, is an American actor known for his role as Enrique Muñiz in Star Trek: Deep Space Nine. He appeared in the episodes “Starship Down,” “Hard Time,” and “The Ship,” making Enrique Muñiz the first character in the Star Trek franchise to speak Spanish. F.J. Rio's career spans television and film roles, including notable appearances on Prison Break, The Shield, CSI: Miami, Grey's Anatomy, and ER. He is recognized for his diverse character portrayals across various genres.