On the one hand, logic is the study of certain mathematical properties of artificial, formal languages. It is concerned with such languages as the first or second order predicate calculus, modal logics, the lambda calculus, categorial grammars, and so forth.
Underworld is a 2003 action horror film directed by Len Wiseman about the secret history of Vampires and Lycans (an abbreviated form of lycanthrope). It is the first (chronologically, the second) installment in the Underworld series. The main plot revolves around Selene (Kate Beckinsale), a vampire Death Dealer hunting Lycans.
Alfred Hitchcock's first thriller was his third silent film The Lodger (1926), a suspenseful Jack the Ripper story. His next thriller was Blackmail (1929), his and Britain's first sound film. His notable thrillers in the 1930s include, The Man Who Knew Too Much, and The 39 Steps.