Michael Emerson is set to work with J.J. Abrams again in the upcoming CBS pilot "Person of Interest."

Emerson, who portrayed Ben Linus on Abrams' "Lost," will play an eccentric billionaire who teams up with a CIA agent to prevent violent crimes in New York City. Abrams is executive producing.

The pilot, from Warner Bros. TV and Abrams' Bad Robot production company, will be directed by "Heroes" vet David Semel.