Cortin Zweller attended Starfleet Academy as a contemporary and friend of Jean-Luc Picard. After he graduation in 2327, Ensign Zweller was assigned to the USS Ajax under the command of Captain Narth.
Ensign Zweller's game of dom-jot at Starbase Earhart's Bonestell Recreation Facility resulted in a barfight with a trio of Nausicaans shortly before he shipped out aboard Ajax. In the brawl, Ensign Picard was knifed through the heart. (TNG: "Tapestry")
- Zweller was played by actor Ned Vaughn. No other information about Zweller's life after the fight was revealed, although it seems that he did indeed ship out on Ajax. A Pocket Books novel entitled "Rogue" revealed that by 2372, Commander Zweller had become affiliated with Section 31 later in his career, which ended in disgrace after a 31 operation resulted in the loss of his assigned starship, the USS Slayton.
Zweller also makes an appearence in the shortlived Marvel Comic Starfleet Academy he retains the rank of Commander