Corey Stoll will be a series regular on Law & Order: Los Angeles.
The actor, most recently seen on The Unusuals and The Good Wife, will portray one of the lead detectives on the new drama. He'll be partnered with Skeet Ulrich.
Alfred Molina has also been signed to the drama, and it was announced yesterday that Jim Beaver would guest star on the September 22 premiere.
** UPDATE: Terrance Howard has also been cast on the show. He'll play a deputy District Attorney.