Ryan Eggold is making his first TV appearance since New Amsterdam wrapped its 5-season run he set to guest star on another NBC drama Law and Order but that's not all because svu's Marishka harate and franchise vet Elizabeth Marvel are also lined up to appear on the original series this fall TV line has learned that Eggold will guest star in a season 24 episode as Matt Riley the brother of detective Vince Riley played by veps Reed Scott meanwhile paret will crossover is Captain Olivia bon in an October Law and Order episode Marvel will appear in the same installment reprising the role of defense attorney Rita Calhoun which she originated on SVU thank you Captain Benson as we previously reported Law and Order is going through another big cash change this year er's morney is joining season 24 as the new lieutenant filling the void left by Cameron manheim's Lieutenant Kate Dixon Lawn Order season 24 kicks off Thursday October 3rd at 87 Central where it will be followed by season 26 of SVU head to tvline.com for more and let us know if you're excited for Law and Orders very special guest stars in the comments [Music]