Ruth Matheson

Ruth Matheson was a captain who was in charge of the Vault.

Behind the scenes

 * Both Charlie and the Captain have surnames from Torchwood characters. Ruth has Rex Matheson's surname, and Charlie has Toshiko Sato's.
 * Both Daphne Ashbrook and Charlie's actor — Yee Jee Tso — starred in the 1996 TV movie, Yee as Chang Lee, and Daphne as Grace Holloway.