Main Characters Mr. Robson 265 main appearances Mrs. McClusky 168 main appearances Mr. Hankin 151 main appearances Miss Carver 137 main appearances Kathy McIlroy 125 main appearances Calley Donnington 121 main appearances James "Arnie" Arnold 116 main appearances Justine Dean 115 main appearances Robbie Wright 111 main appearances Trevor Cleaver 110 main appearances Ronnie Birtles 107 main appearances Miss Booth 103 main appearances Mr Maurice Bronson 91 main appearances Ray Haynes 63 main appearances Tucker Jenkins 49 main appearances Trisha Yates 35 main appearances Justin Bennett Alan Humphries Benny Green Douglas "Pogo" Patterson Norman "Gripper" Stebson Samuel "Zammo" McGuire Roland "Roly" Browning Fay Lucas Alison Simmons Martin Miller Colin Brown Mr. Eric Griffiths Georgina Hayes Tanya Young Luke "Gonch" Gardener Eric "Ziggy" Greaves Danny Kendall Suzanne Ross Mr Geoff "Bullet" Baxter