EXCLUSIVE: Law & Order alum Jesse L. Martin is returning to NBC with a recurring role on the network’s musical drama Smash. He will play Scott Welker, an Artistic Director of a theater company who has history with a couple of the characters, and I hear he may get involved with Debra Messing’s Julia. Martin is one of several high-profile recurring guest stars on the upcoming second season of Smash along with Jennifer Hudson and Sean Hayes. He has strong Broadway credentials joining a show set on Broadway — he was an original cast member of hit musical Rent among other stage roles. Martin, repped by ICM Partners and manager Bob McGowan, was most recently seen in the feature Joyful Noise.