Captain Mordial (1 episode)

Gethin (2 episodes)

Emlyn Williams

Gee (1 episode)

Green

Ben

Jacob Fitts

Mr. Wolcott (1 episode)

Dr. John Watson

Matheson (6 episodes)

Ianto Jones (2 episodes)

(26 episodes)

Ianto Jones (31 episodes)

Yanto Jones (1 episode)

Zack (1 episode)

Darrell Kemmer (1 episode)