Main Characters
![Captain Jack Harkness](https://static.tvmaze.com/uploads/images/medium_portrait/5/13676.jpg)
Captain Jack Harkness
41 main appearances![Gwen Cooper](https://static.tvmaze.com/uploads/images/medium_portrait/5/13678.jpg)
Gwen Cooper
41 main appearances![Rhys Williams](https://static.tvmaze.com/uploads/images/medium_portrait/5/13681.jpg)
Rhys Williams
34 main appearances![Ianto Jones](https://static.tvmaze.com/uploads/images/medium_portrait/5/13677.jpg)
Ianto Jones
30 main appearances![Dr. Owen Harper](https://static.tvmaze.com/uploads/images/medium_portrait/5/13680.jpg)
Dr. Owen Harper
26 main appearances![Toshiko Sato](https://static.tvmaze.com/uploads/images/medium_portrait/5/13679.jpg)
Toshiko Sato
26 main appearances![Rex Matheson](https://static.tvmaze.com/uploads/images/medium_portrait/5/13684.jpg)
Rex Matheson
10 main appearances![Esther Drummond](https://static.tvmaze.com/uploads/images/medium_portrait/5/13683.jpg)
Esther Drummond
10 main appearances![Oswald Danes](https://static.tvmaze.com/uploads/images/medium_portrait/5/13682.jpg)
Oswald Danes
8 main appearances![Martha Jones](https://static.tvmaze.com/uploads/images/medium_portrait/161/404580.jpg)
Martha Jones
3 main appearances![Suzie Costello](https://static.tvmaze.com/uploads/images/medium_portrait/161/404525.jpg)