Spencer Tracy Kramer's "Guess Who's Coming to Dinner" (1967), Tracy's ninth and final film with Hepburn. "Guess Who's Coming to Dinner" explored the topic of interracial marriage, with Tracy playing a liberal-minded newspaper publisher whose values are challenged when his daughter wishes to marry a black man, played by Sidney Poitier. Tracy was happy to be working again, but he told the press the movie would be his last. To commence filming, Tracy had to be insured for the high premium of $71,000; Hepburn and Kramer both put their salaries in escrow until Tracy completed his scenes. In poor health, Tracy could
Spencer Tracy war-based. "A Guy Named Joe" (1943) with Irene Dunne surpassed "San Francisco" to become his highest-grossing film to date. "The Seventh Cross" (1944), about an escape from a Nazi concentration camp, met with critical acclaim. It was followed by the aviation film "Thirty Seconds Over Tokyo" (1944). On the strength of these three releases, the annual Quigley poll revealed Tracy was MGM's biggest money-making star of 1944, His only film the following year was "Without Love" (1945), a third film with Hepburn that performed well at the box office despite muted enthusiasm from critics. In 1945, Tracy returned to the