Law & Order: Special Victims Unit Season 21, Episode 19 : Solving for the Unknowns

About Law & Order: Special Victims Unit Season 21, Episode 19 : Solving for the Unknowns

The SVU struggles to find a serial predator who uses a date rape drug that leaves no evidence behind. Rollins receives some good news. Guest Stars: Jamie Gray Hyder, Madison Ferris, Eddie Kaye Thomas, Daniel London, Susannah Flood, Natalie Smith, Claire Saunders, Elizabeth Ramos, Jackson Mercado, Michael Blas, Paco Lozano, Gio Castellano, Mark A. Keeton, Caitlin Kerchner, Jeremy Russial, Erin Anderson, Matt Buechele, Michael Mastro,