DoctorsSeries 21The ChaseBBC One Duration: 29 minutesFirst broadcast: Fri 6th Mar 2020, 13:45 on BBC One WestLatest broadcast: Fri 6th Mar 2020, 13:45 on BBC One Northern Ireland HDDaniel and Zara are thrown together when a chance encounter threatens their world. Show more ContributorsDr Zara Carmichael:Elisabeth Dermot WalshDr Daniel Granger:Matthew ChambersDr Emma Reid:Dido MilesPC Jasmine Dajani:Lara SawalhaDr Sid Vere:Ashley RiceMegan Turner:Karina HolnessWriter:Ed SellekDirector:Daniel WilsonProducer:Dawn Coulson-BeckettExecutive Producer:Mike HobsonGenresDramaMedicalDramaSoapsBrandDoctorsSeriesDoctors: Series 21 Source: BBC Online