To replace Florek, S. Epatha Merkerson was cast as new squad leader Lieutenant Anita Van Buren. (Merkerson had previously guest starred as a mother of a gunshot victim in the season 1 episode "Mushrooms".) To replace Brooks, Jill Hennessy was cast as Assistant District Attorney Claire Kincaid. Though no initial explanation was given on the show for the departures of Florek's or Brooks's characters, they would both later return in guest appearances, with Captain Cragen having been reassigned to the Internal Affairs Bureau and ADA Robinette having become a defense attorney. Florek also returned to direct a few episodes, and his character was eventually added to the cast of "".