Wonderland (2003 film) Wonderland is a 2003 American crime drama film, co-written and directed by James Cox and based on the real-life Wonderland Murders that occurred in 1981. The film stars Val Kilmer, Kate Bosworth, Dylan McDermott, Carrie Fisher, Lisa Kudrow, Josh Lucas, Christina Applegate, Tim Blake Nelson, and Janeane Garofalo.