Main Characters Captain Jack Harkness 41 main appearances Gwen Cooper 41 main appearances Rhys Williams 34 main appearances Ianto Jones 30 main appearances Dr. Owen Harper 26 main appearances Toshiko Sato 26 main appearances Rex Matheson 10 main appearances Esther Drummond 10 main appearances Oswald Danes 8 main appearances Martha Jones 3 main appearances Suzie Costello 1 main appearances
Recurring Guest Characters Jade 1 guest appearances Alan Ellis 1 guest appearances Nurse 1 guest appearances Flying Instructor 1 guest appearances Barman 1 guest appearances Mark Lynch 1 guest appearances Barmaid 1 guest appearances Tommy 1 guest appearances Hospital Patient 1 guest appearances The Captain 1 guest appearances Nancy Floyd 1 guest appearances Audrey 1 guest appearances George 1 guest appearances Tim 1 guest appearances Smiler 1 guest appearances Singer 1 guest appearances Doctor 1 guest appearances Roman Soldier 1 guest appearances Newsreader 1 guest appearances Religious Woman 1 guest appearances ⇤ « 3 4 5 6 7 8 9 10 11 12 » ⇥