Steven Spielberg and Jerry Bruckheimer) who are regarded as able to guarantee the success of a billion-dollar film franchise. Epstein also contends that the public obsession with Cruise's tabloid controversies obscures full appreciation of Cruise's exceptional commercial prowess. Cruise/Wagner Productions, Cruise's film production company, is said to be developing a screenplay based on Erik Larson's New York Times bestseller The Devil in the White City about a real-life serial killer, H. H. Holmes, at Chicago's World's Columbian Exposition. Kathryn Bigelow is attached to the project to produce and helm. Meanwhile, Leonardo DiCaprio's production company, Appian Way, is also developing a film about Holmes and the World's Fair, in which DiCaprio will star. Cruise has produced several films in which he appeared. He produced Mission: Impossible, Without Limits, Mission: Impossible 2, The Others, Vanilla Sky and many others. Break with Paramount On August 22, 2006, Paramount Pictures announced it was ending its 14-year relationship with Cruise. In The Wall Street Journal, chairman of Viacom (Paramount's parent company) Sumner Redstone cited the economic damage to Cruise's value as an actor and producer from his controversial public behavior and views. Cruise/Wagner Productions responded that Paramount's announcement was a face-saving move after the production company had successfully sought alternative financing from private equity firms. Industry analysts such as Edward Jay Epstein commented that the real reason for the split was most likely Paramount's discontent over Cruise/Wagner's exceptionally large share of DVD sales from the Mission: Impossible franchise. Management of United Artists In November 2006, Cruise and Paula Wagner announced that they had taken over the film studio United Artists. Cruise acts as a producer and star in films for United Artists, while Wagner serves as UA's chief executive. Production began in 2007 of Valkyrie, a thriller based on the July 20, 1944, assassination attempt against Adolf Hitler. The film was acquired in March 2007 by United Artists. On March 21, 2007, Cruise signed to play Claus von Stauffenberg, the protagonist. This project marked the second production to be greenlighted since Cruise and Wagner took control of United Artists. The first was its inaugural film, Lions for Lambs, directed by Robert Redford and starring Redford, Meryl Streep and Cruise. Lambs was released on November 9, 2007, opening to unimpressive box office revenue and critical reception. In August 2008, Wagner stepped down from her position at United Artists; she retains her stake in UA, which combined