“He’s very interested in Benson and I think it becomes a rivalry with Stabler and Weber.” “There’s a bit of a flirtation, certainly from Erik Weber’s point of view,” says Cusick of his character. Not only will special guest star Henry Ian Cusick (LOST) be appearing in both episodes of the two-hour premiere, but the show may be toying a bit with a potential romance between his character and Mariska Hargitay’s Olivia Benson. LAW & ORDER: SPECIAL VICTIMS UNIT will step outside of its comfort zone in the September 22nd season premiere.