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


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.


Main Cast

Guest 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


Background information and Notes

  • 50th episode in the franchise.

Chicago P.D. season 1
Episodes Stepping StoneWrong Side of the BarsChin CheckNow is Always TemporaryThirty BalloonsConventionsThe Price We PayDifferent MistakesA Material WitnessAt Least It's JusticeTurn the Light Off8:30 PMMy WayThe DocksA Beautiful Friendship
Other Seasons Season 2Season 3Season 4Season 5Season 6Season 7Season 8
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