A Material Witness

A Material Witness
Season:	1
Episode:	9
Original airdate:	March 19, 2014
Written by:	Michael Batistick
Directed by:	Sanford Bookstaver
Episode chronology
Previous episode:	Different Mistakes
Next episode:	At Least It's Justice

A Material Witness is the ninth episode of the first season, the 9th overall episode of Chicago P.D. and the 50th episode of the Chicago Franchise.

Summary

In responding to a call Atwater and Burgess discover a gunshot victim and the only witness is Lexi Olinsky. The shooting is tied to a Latin gang. To protect Olinsky's daughter, Voight takes the case from the Gang Unit. Ruzek pulls up Burgess to help with an undercover mission that he hopes will help solve the case.

Cast

Main Cast

• Jason Beghe as Sergeant Hank Voight
• Jon Seda as Detective Antonio Dawson
• Sophia Bush as Detective Erin Lindsay
• Jesse Lee Soffer as Detective Jay Halstead
• Patrick John Flueger as Officer Adam Ruzek
• Marina Squerciati as Officer Kim Burgess
• LaRoyce Hawkins as Officer Kevin Atwater
• Archie Kao as Detective Sheldon Jin
• Elias Koteas as Detective Alvin Olinsky

Guest Stars

• Sydney Tamiia Poitier as Detective Mia Sumner
• Ian Bohen as IA Sergeant Edwin Stillwell
• Timothee Baltz as Officer Peterson
• Amy Morton as Desk Sergeant Trudy Platt
• Robert Ray Wisdom as Commander Ron Perry

Co-Stars

• José Ramón Rosario as Uncle Papo
• Melissa Carlson as Meredith Olinsky
• Joey Auzenne as Calaca
• Don Forston as Phil Rodiger
• Alina Taber as Lexi Olinsky
• Samuel A. Brice as TMac Pierce
• Ed Flynn as Detective Lawrence Stark
• Anne Jacques as Grandma Mandy
• Greta Oglesby as Rhonda Thompson
• Daniel Pinder as Michael / Skateboard Kid
• Matthew Sherbach as Lonnie Rodiger
• Jacqueline Williams as Officer Becerra
• Alex Weisman as Paramedic Allen Chout
• Frank Meo as Paramedic
• Peter Oyloe as Kenneth
• Kimm Beavers as Kayla Pierce
• Kaitlyn Caldwell as Tamara Pierce
• Peter Reinemann as Ornery Guy
• Susan Moniz as Wife
• Fernando Albiar as Vendor

Crew

• Dick Wolf as Creator
• Matt Olmstead as Creator
• Michael Brandt as Developer
• Derek Haas as Developer
• Dick Wolf as Executive Producer
• Matt Olmstead as Executive Producer
• Danielle Gelber as Executive Producer
• Michael Brandt as Executive Producer
• Derek Haas as Executive Producer
• Mark Tinker as Executive Producer
• Peter Jankowski as Executive Producer

Background information and Notes

• 50th episode in the franchise.