Sophia Bush's Erin Lindsay left Chicago P.D. after four seasons, and Bush was open about her decision to depart the hit show.

Chicago PD fans are curious to know why Sophia Bush, who portrayed Erin Lindsay in the show, left after the Season 4 finale. Introduced in 2015, she is a detective who played a prominent role in ...

Chicago P.D. fans are already well aware that the Intelligence Unit is going to look a little different when the cop drama returns for season five. Det.Erin Lindsay (Sophia Bush) will have left ...

Chicago PD Season 2 Episode 14 found Erin ... Am I right in saying we all had reservations about trusting Lindsay ... This could indicate that there's a flaw in the system at the police department ...