In Know It All a man under investigation for rape and murder threatens to expose the secrets of those working the case.
Starring Mariska Hargitay (Lt. Olivia Benson), Ice T (Det. Odafin Tutuola), Kelli Giddish (Det. Amanda Rollins), Raúl Esparza (ADA Rafael Barba) and Peter Scanavino (Det. Sonny Carisi).
Guest starring Chris Diamantopoulos (David Willard), Megan Murphy (Laura Knowles), Meredith Travers (Jennifer Knowles), Max Baker (CSU Tech Colin Bennett), Jason Bowen (Det. Marcus Perry) and Bill Dawes (Alex Ryan).
Series: Law and Order SVU Season 18 Episode 13
Airdate: Wednesday 22 March 2017 at 9.00pm on NBC