Bannakaffalatta
Bannakaffalatta is a cyborg alien that is aboard the Titanic in 2008. He is ashamed of his cyborg body and hides it under a whiteshirt, he says he gained it in an accident long ago. He visits Earth on a tour and finds himself following the Doctor after the space debris hit the craft. As Bannakaffalatta is small he is able to get through spaces others would not. He reveals his cybernetics to Astrid and takes a fancy to her. While traveling over the bridge in the Titanic Bannakaffalatta goes across with ease but when the Hosts descend he uses his cybernetic body to let out an energy wave that destroys them in doing this he saves all of the lives of both crew and mankind. Due to an energy drain from the wave his cybernetics stop working and he dies a hero. (DW: Voyage of the Damned)