Kramer vs. Kramer (1979) stars Dustin Hoffman as Ted Kramer, a career-driven ad executive whose wife Joanna (Meryl Streep) leaves, forcing him to raise their young son, Billy, alone. As father and son build a strong bond, Joanna returns seeking custody, leading to an emotional court battle. The acclaimed drama won five Oscars, including Best Picture, Best Actor, and Best Director.