King will play Jace Richards, an FBI agent who has become involved with Alecs ex-wife.

While he and Alec try and get along, they frequently butt heads over their different approaches to investigations.

Martin also produced the pilot.

Brian King joins The Irrational

Brian KingPatrick Lewis

Mittman executive produces with Mark Goffman and Samuel Baum, while Ariely serves as a consultant.

David Frankel directs and also serves as executive producer.

Universal Television, a division of Universal Studio Group, is the studio.

WGA West building in Hollywood

Film credits includeCandyman, Widows, Man of Steel, A Light Beneath Their Feetand the indieSeneca.

King is repped by Stewart Talent and Venture Entertainment Partners.