David Barrera is the actor who plays Agent Quesada.
David holds an MFA in acting from UC San Diego. He has made numerous television and film appearances, including episodes of NCIS, Shark, The West Wing, Veronica Mars (with Kristen Bell), Boston Legal, Nip/Tuck, and 24. He has also done voice work for an episode of the Justice League animated series and for the video game Need For Speed: Underground.
He appeared in CSI:Miami with Colby French, in CSI:NY with Paul Perri, in The Barrio Murders with Alex Fernandez, in My Little Assassin with John Prosky, in JAG with Karri Turner, in City of Angels with Ivonne Coll, and in Murder One with Yareli Arizmendi, Stephen Tobolowsky, and Alan Blumenfeld.