All Eight Seasons (20016 - 2013):
- He appeared in 96 of the 96 episodes.
Zayas joined the United States Air Force at age 19 and was a police officer with the New York City Police Department for almost 15 years. His experience as a police officer allowed him to develop as a character actor, leading to a series of acting jobs on television and film, mainly playing law enforcement officers, but playing characters on the other side of the law, as well, such as Enrique Morales on HBO's prison drama Oz (2000-2003) and Osborne the cop in Rounders (1998).
He branched out into television and film projects, and has diversified with guest roles on such television series such as New York Undercover, Person of Interest, and NYPD Blue. He played a corrupt police officer in 16 Blocks (2006) and an NYPD officer in Michael Clayton (2007). He is featured in the independent film Shadowboxing (2010). He appears in Sylvester Stallone's feature film The Expendables (2010) and The Brothers Strause's film Skyline (2010). In 2012, Zayas played Ernie Trask, a hotel super, in the eleventh episode of season One of Person of Interest. Zayas appeared in an episode of Fox's drama The Following, playing the part of Tyson. He portrays mob boss Don Salvatore Maroni in the Batman prequel, Gotham, which premiered on Fox in 2014. Shortly thereafter, he appeared in Annie (2014) as Lou, a gregarious bodega owner.
He was born in Ponce, Puerto Rico and raised in The Bronx, New York. He is married to Liza Colón-Zayas.
- His son, David Zayas Jr, played the part of Batista as a stunt performer in the episode "The Dark... Whatever."
- Zayas has been a member of the LAByrinth Theater Company since 1992, a New York City-based traveling actors group. At LAByrinth, he met his future wife, actress Liza Colón.Zayas.