Often referred to as the actor's actor, Spencer Tracy's subtle introspection and thoroughly naturalistic style continue to impress actors and audiences alike. He began his career on the stage, and then went on to attain considerable acclaim as a film star for Fox Studios and Metro-Goldwyn-Mayer. He won back-to-back Academy Awards in 1937 and 1938, began a legendary personal and professional relationship with Katharine Hepburn, and worked as an independent film star in the 1950s and 1960s. This volume provides detailed information for Tracy's many performances in film, radio, television, and drama. The book begins with a short biography that summarizes Tracy's professional development. The chapters that follow chronicle his fascinating career. Each chapter is devoted to his work in a particular medium and provides entries for his individual performances. Entries present cast and credit information, plot synopses, reviews, and commentary. An annotated bibliography discusses sources of additional information about Tracy, and photos illustrate his life and work.