the recurring part of Violet Montgomery on Fox's Boston Public (2003–2004), and appeared in Showtime's Cavedweller (2004) opposite Kyra Sedgwick. In 2004, Fenn joined former co-star Mark Harmon in an episode of NCIS, as an amnesiac woman. She was afterwards cast for the 2004 remake of Mister Ed, planned for the Fox network—but after the pilot was shot, the show's writer/producer, Drake Sather, committed suicide, and the pilot was not aired. In 2004, Fenn co-starred opposite Traci Lords and Paul Johansson in Emily Skopov's Novel Romance, released in 2006, in which she played a pregnancy shop owner who herself cannot have children. She then appeared in the martial arts film Lesser of Three Evils alongside Ho Sung Pak, Peter Greene, and Roger Guenveur Smith, as the unbalanced and alcoholic wife of a corrupt detective. The film was released in 2009 under the title Fist of the Warrior.In 2005, Fenn made a appearance on The 4400, playing Jean DeLynn Baker, a 4400 who has the ability to grow toxin-emitting spores on her hands. She also guest-starred on the final episode of Judging Amy. After finishing the Russia-set action film Treasure Raiders with David Carradine, Fenn starred in the Canadian psychological thriller Presumed Dead, alongside Duncan Regehr, as a detective working on a missing-person case who has to outwit a crime novelist. In 2006, Fenn reteamed with Amy Sherman-Palladino and reappeared in the sixth and seventh seasons of Gilmore Girls as Anna Nardini, the ex-girlfriend of Luke Danes (played by Scott Patterson) and protective mother to his daughter April. Since the failure of the 2003 Gilmore Girls spin-off project, Sherman-Palladino had continued to want to work with Fenn again, and she wrote the character of Anna with her in mind. When asked why she cast Fenn for two different roles on Gilmore Girls, Sherman-Palladino explained: However, after Sherman-Palladino left the show, the direction for the character changedthe producers decided to make her character a villain in a custody battle. Fenn was cast as the female lead in ABC's 2006 comedy series Three Moons Over Milford, but she was ultimately replaced by Elizabeth McGovern. Fenn was slated for a recurring role on CBS's 2006 crime drama Smith, but the show was quickly canceled. She appeared in the 2007 Dukes of Hazzard prequel, The Dukes of Hazzard: The Beginning as Lulu Hogg. "It's just a fun silly role," Fenn said. But having already worked