Casualty@Holby City Bayliss (Casualty) and Steve Brett and Joe Ainsworth (Holby City). The episodes follow on from the cliffhanger at the end of the thirtieth series, by focusing on the events surrounding the aftermath of an accident involving Connie Beauchamp (Amanda Mealing) and her daughter Grace (Emily Carey), including a helicopter crash outside Holby City Hospital's emergency department, during celebrations of Charlie Fairhead's (Derek Thompson) thirtieth year working at the hospital. Another series of crossovers is planned for late 2017, with a number of characters swapping over for episodes. Casualty@Holby City Casualty@Holby City (styled as CASUALY @ HOLBY CIY) is a series
Holby City is limited to "accident of the week" storylines about patients entering hospital, "Holby City" allowed the possibility of storylines about long-term care, rather than immediate life and death decisions. The series was commissioned by BBC One Controller Peter Salmon, and began airing on BBC One on 12 January 1999. Series producer Richard Stokes believes that the series' popularity stems from the fact the hospital setting presents numerous plotline opportunities, explaining: "You have licence to create life-and-death situations every week, something you cannot do in any other set piece. The interaction of the characters can be sexy and social issues also