NCIS: Los Angeles star Eric Christian Olsen has shared an exciting update about his project away from the long-running CBS show. The actor, who plays Marty Deeks in the series, revealed that his upcoming legal drama, Matlock, is set to air on Sunday nights on CBS. Sharing the trailer on Instagram, he wrote in the caption: " Can't wait for you guys to see this show!!! Sunday nights. After @60minutes Only @cbstv/@paramountplus!!!