The first spanned the fourteenth season of Grey's Anatomy and revolved around Dr. Ben Warren, portrayed by long-time cast member Jason George, deciding to leave his medical residency to become a firefighter.
[11][12] A second story aired on March 1, 2018, taking the form of a backdoor pilot, and introduced Station 19's leading actor Jaina Lee Ortiz as Andy Herrera.
[14] The remainder of the initial ensemble cast consisted of Grey Damon, Barrett Doss, Alberto Frezza, Jay Hayden, Okieriete Onaodowan, Danielle Savre, and Miguel Sandoval.
Additional cast members who joined later in the series include Carlos Miranda, Josh Randall, Merle Dandridge, and Pat Healy.
[18][19] The series focuses on the professional and personal lives of firefighters and paramedics working at the Seattle Fire Department's fictional Station 19.