Alonso Frame Alonso Frame was a midshipman on board the spaceship " Titanic " from the planet Sto . Biography . Titanic Disaster . The voyage aboard the " Titanic " was Alonso ' s first trip out . He turned down the chance to have a drink with his fellow crew members when Captain Hardaker told them to go and have one . Alonso then noticed that a meteor storm was heading toward the ship while the shields were down . Because they could destroy the ship , he tried to raise the shields and prevent the collision . The Captain , who was orchestrating the ship ' s destruction , shot him before he could do so . The meteors smashed into the ship , killing the captain and leaving Alonso badly injured . Alonso helped prevent the Titanic from crashing into the Earth by following the Tenth Doctor ' s orders to keep the engines running . He was trapped in the bridge when the Heavenly Host appeared and tried to kill him ; he put a deadlock seal on the door so they could not get in , but this meant he could not get out . After the defeat of Max Capricorn , the Doctor used the Heavenly Host to smash his way into the deadlocked room . The Doctor was excited to hear Midshipman Frame ' s full name as it afforded him an opportunity to say " allons - y Alonso " , something he had wanted to say for some time . The Doctor and Alonso worked together trying to stop the Titanic from crashing into London and Buckingham Palace . When they were back in space , the Doctor and Mr Copper left the ship for Earth , leaving Alonso to deal with the aftermath of the Titanic disaster . ( TV : " Voyage of the Damned " ) Meeting Jack Harkness . The guilt of the many deaths aboard the Titanic weighing heavily on him , Alonso booked a room for himself for one night on a space station . ( AUDIO : " One Enchanted Evening " ) Drinking alone at the bar among many species , he was surprised when Jack Harkness addressed him by his name , which he found on a note left to him by the Doctor . Jack claimed that he was a psychic and Alonso quickly grew charmed as they flirted . ( TV : " The End of Time " ) Their evening was soon interrupted as the space station they were on was attacked by the forces of Mother Nothing , a giant cannibal beetle that sought its diamond engine . Though he did not work aboard the station , Alonso ' s uniform resulted in him being mistaken for an officer . As such , he was forced to take on a leadership role during the crisis which was ultimately resolved as Mother Nothing was confronted and defeated by Jack . It was at this point that Alonso learnt from Jack that their meeting had been arranged by the Doctor . Left with only a single operable escape pod between the two of them , Alonso , unaware that Jack was an immortal , knocked him out and sent him to safety . Awaking in his pod , Jack , presuming Alonso dead , was enraged to know he sacrificed himself in vain only to learn that he had managed to repair a pod for himself and survive . However , Alonso and Jack were separated when a meteor shower sent them on different paths . ( AUDIO : " One Enchanted Evening " ) Personality . Alonso Frame was a man who was devoted to his duty and was determined to keep the people on the Titanic safe . He attempted to raise the Titanic ' s shields despite the Captain pointing a gun at him and shooting him . Alonso survived the injury and ignored it as he attempted to prevent the Titanic from crashing into Earth . ( TV : " Voyage of the Damned " ) Alonso flirted with Captain Jack Harkness showing that he was , at the very least , not strictly heterosexual . ( TV : " The End of Time " )