maintain, and it depends on development," but said that the show is a "pleasant surprise, and they're doing great work." The ratings for Chuck slipped, falling to a series-low 1.9 demo for two weeks running as of the 11th episode of the season, "Chuck Versus the Final Exam." The "TV By The Numbers" website reported on March 23, 2010 that this was "below the ratings level that would indicate likely renewal" despite the overall ratings difficulties that NBC was facing. However, on March 30, 2010, the season's 12th episode, "Chuck Versus the American Hero" saw an increase to a 2.1 share and a 0.2 million viewer rise.Chuck was also a contestant in E!'s online Save One Show contest for the second year running, where it won with 52% of the vote. The runner up was One Tree Hill, which garnered 20% of the vote. On May 13, 2010, it was announced that Chuck had been renewed by NBC for a fourth season. The season received a 13-episode order with an option of an additional nine episodes. The fourth season premiered during NBC's fall 2010 schedule. It retained its current timeslot. The premiere episode of the fourth season was titled "Chuck Versus the Anniversary", and aired on September 20. Season four guest starred Linda Hamilton, Dolph Lundgren, Harry Dean Stanton, Olivia Munn, Steve Austin, Dave Batista, Summer Glau, Timothy Dalton and Eric Roberts. It was announced on October 19, 2010 that NBC had ordered an additional 11 episodes of Chuck, bringing the episode total for Season 4 to 24. Speculating on the possibility of a fifth season, Yvonne Strahovski (Sarah Walker) commented that she felt "...[the chances] are pretty good, I will be surprised if we don't get a season five." Her co-star Adam Baldwin (John Casey) concurred. Series renewal, 2011 It was announced on May 13, 2011 that Chuck would be renewed for a fifth, and final, season consisting of thirteen episodes, set to premiere on October 21, 2011. The show was moved from Monday and aired on Friday nights, in what some consider to be a Friday night death slot. The premiere was later pushed a week later to October 28. Broadcast and distribution Broadcast history The first showing of the pilot occurred on July 27, 2007 at Comic-Con International in San Diego. The series was originally slated to air on Tuesday nights at 9/8c as announced at the