Darvor

 was the captain of the Theseus. He used prize winners to pay for passage through a part of hyperspace. After a time shift he was carrying refugees. He later showed told him that the sacrifices were now volunteers. After a Time Lord vessel landed on the ship he told the refugees to abandon the ship before the Daleks arrived. He planed to jump the ship into hyperspace to get the troll's to destroy the Daleks. (AUDIO: The Starship of Theseus)