Law and Order SVU 20×18 “Blackout” Season 20 Episode 18 Promo – When Defense Attorney Nikki Staines (guest star Callie Thorne) is raped after a police charity event, Benson (Mariska Hargitay) reluctantly looks to her own for a suspect. Also starring Ice T, Kelli Giddish and Peter Scanavino. Also guest starring Peter Gallagher (Deputy Chief Dodds), Titus Welliver (Rob Miller), Ian Blackman (Judge Leonard) and Jerry Clicquot (J.J. Austen).