Kyle Gallner (born October 22, 1986) is an American actor. He is possibly best known for his portrayal of Cassidy "Beaver" Casablancas in the Teen neo-noir television series Veronica Mars. He is also well known for portraying Reed Garrett, Mac Taylor's stepson, on CSI: NY beginning in 2006, and for his roles in the horror films The Haunting in Connecticut, Jennifer's Body and the remake of A Nightmare on Elm Street.
Kyle Gallner playing Bart Allen in the Smallville episode "Run" an adaptation of the character of The Flash and Impulse comic book, Gallner reprised his role on the January 18, 2007 episode "Justice" and the season 8 finale. He also guest starred on Cold Case as a teenage gunman in the episode "Rampage", and recently appeared in the independent film Sublime.
Gallner also played the lead role in an allegedly true-story-based horror film. The Haunting in Connecticut casts him as a son with cancer who becomes tormented by evil spirits. His family moves from New York to Connecticut to get him special treatment for the cancer, but the only house they can afford comes with a dodgy past.
Kyle Gallner played the lead male, Quentin, in the reboot of A Nightmare on Elm Street; his character is the love interest of Nancy. Although the film was received badly, Gallner was widely praised for his performance, Brian McKechnie from city news stated "Gallner shows talent and I suspect will go the same path Johnny Depp did after appearing in the 1984 Elm Street".