Mariska Hargitay Sgt. Olivia Benson Actor, Director Ice-T Detective Odafin "Fin" Tutuola Actor Kelli Giddish Detective Amanda Rollins Actor Raúl Esparza ADA Rafael Barba Actor Peter Scanavino Detective Sonny Carisi Actor Dallas Roberts Greg Yates Guest Star Peter Gallagher Deputy Chief William Dodds Guest Star Tamara Tunie Dr. Melanie Warner Guest Star Andy Karl Mike Dodds Guest Star Bill Irwin Dr. Peter Lindstrom Guest Star Jefferson Mays Dr. Carl Rudnick Guest Star Josh Pais Hank Abraham Guest Star Elizabeth Marvel Rita Calhoun Guest Star Daveed Diggs Counselor Henderson Guest Star Jessica Phillips A.D.A. Pippa Cox Guest Star Robert John Burke Ed Tucker Guest Star Cody Lindquist Brooke Groves Norwalk , Rachel Groves Guest Star Bronwyn Reed Lucy Huston Guest Star Stephen Bradbury Judge Colin McNamara Guest Star Delaney Williams John Buchanan Guest Star Dick Wolf Executive Producer Ted Kotcheff Executive Producer Neal Baer Executive Producer Peter Jankowski Executive Producer Jean de Segonzac Director Martha Mitchell Director Michael Pressman Director Arthur W. Forney Director Warren Leight Writer Jill Abbinanti Writer Julie Martin Writer A. Zell Williams Writer Céline C. Robinson Writer Kevin Fox Writer Samantha Howard Corbin Writer Robert Brooks Cohen Writer Brianna Yellen Writer