Chicago P.D./Army of One

Army of One
Season 4, Episode 22
Airdate	May 10, 2017
Production Number	422
Written by	Tiller Russell & Timothy J. Sexton
Directed by	John Whitesell
Stream
← 4x21 Fagin	4x23 → Fork in the Road
Chicago P.D. — Season Four

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Army of One is the twenty-second episode of the fourth season of Chicago P.D., and the eighty-third episode overall.

Starring: Jason Beghe (Sgt. Hank Voight), Sophia Bush (Detective Erin Lindsay), Jesse Lee Soffer (Detective Jay Halstead), Patrick John Flueger (Officer Adam Ruzek), Marina Squerciati (Officer Kim Burgess) (credit only), LaRoyce Hawkins (Officer Kevin Atwater), Amy Morton (Sgt. Trudy Platt) (credit only)

and Elias Koteas (Detective Alvin Olinsky)

Guest Stars: Esai Morales (Chief Lugo), Tracy Spiridakos (Detective Hailey Upton), Markie Post (Barbara "Bunny" Fletcher), Nora Dunn (Dr. Richardson), David Aaron Baker (Jeremy Pettigrew), Lucas Kerr (Craig Gorman), Bret Tuomi (Alan Metcalf)

with Eunice Woods (Janice Hendricks), Jeff Christian (Sheriff Johnny Lester), Mickey O'Sullivan (Jake Harper), Briana Smith (Beth Murphy), C.J. Rush (Kirby), Ashley Noel (Cynthia Robbins), Walter Bernard (Elijah Hendricks), A.C. Smith (Superintendent), Darren Stephens (Male White Shirt), Elaine Rivkin (Female White Shirt)