<P> On July 26, 2017, Jaina Lee Ortiz was cast as the female lead . In September 2017, it was announced that Jason George, who has played Dr. Ben Warren since season 6 of Grey's Anatomy, would be leaving the series to join the spin - off as a series regular . He is expected to continue to be a series regular on Grey's until production on the spin - off begins . On October 6, Grey Damon was cast as Lieutenant Jack, Jay Hayden as Travis, Okieriete Onaodowan as Dean, Danielle Savre as Maya, and Barrett Doss as Victoria . They were shortly followed by Miguel Sandoval as Captain Pruitt, and Alberto Frezza as police officer Ryan . </P> <P> Filming for the series began on October 18, 2017, and concluded on April 2, 2018 . Filming for the series takes place primarily in Los Angeles; additional filming for the series takes place in Seattle . The Station in Station 19 is based off of Seattle's Station 20 located in the Queen Anne neighborhood of Seattle, WA </P> <P> Station 19 began airing on March 22, 2018, on ABC in the United States . CTV acquired the broadcast rights for Canada . Sky Living acquired the rights for to air the series in the UK & Ireland . </P> <P> In early December 2017, Entertainment Weekly released first look images of the series . </P>

Who's not coming back to station 19