This was an anthology series that presented a different story and different set of characters on each episode. It ran from 1954 to 1958 and featured Casino Royale of James Bond fame, which led to two theatrical movies of the same name.
Who are the characters in Climax!?
James Bond, Dr. Jekyll and Mr. Hyde, Tom Sawyer, Vesper Lynd, Felix Leiter, Philip Marlowe, Huckleberry Finn, Le Chiffre, Albert Anastasia, Ann Williams, and others