Law & Order 's cast went through its latest shakeup at the end of Season 23, with the finale also serving as Camryn Manheim's final episode as Lieutenant Kate Dixon. The episode wasn't much of a farewell for Dixon , but fresh casting news suggests that the long-running series has something exciting in store with a new lieutenant come fall in the 2024 TV schedule . At least, it's exciting for Law & Order fans who also watched NBC's ER back in the day, because a former star of the medical drama will trade the stethoscope for a badge in Dick Wolf's nine-show TV universe ! Prepare to welcome Maura Tierney to the world of Law & Order, who hopefully is going to stick around.

Maura Tierney joins Law & Order Season 24 in a series regular role, according to TVLine , which reports that the actress will be playing a new lieutenant. That tracks with the exit of Camryn Manheim as Kate Dixon; just as Law & Order had to first cast Mehcad Brooks and then Reid Scott to replace the exiting Anthony Anderson and Jeffrey Donovan (respectively) between seasons, the new lieutenant was expected to be cast over summer hiatus. No further details are available about her character at the time of writing.

And Tierney is no stranger to NBC Thursday nights, as she starred as nurse-turned-doctor Abby Lockhart in ten of ER 's fifteen seasons for a total of nearly 200 episodes. Abby was a personal favorite of mine during my days as an ER fan, and I still associate the actress more with her time as Abby than h.