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All of the actors nominated in the Best Performance by an Actor in a Supporting Role category have already won an Oscar.
Alan Arkin of 'Argo,' Robert De Niro of 'Silver Linings Playbook,' Philip Seymour Hoffman of 'The Master,' Tommy Lee Jones of 'Lincoln' and Christoph Waltz of 'Django Unchained' have already won an Oscar for previous roles.
Alan Arkin won for his supporting role in the 2006 film 'Little Miss Sunshine.' Robert De Niro won an Oscar for his supporting role in the 1974 film 'The Godfather Part II' and for his leading role in the 1980 movie 'Raging Bull.' De Niro, who received his last nomination for the 1991 film 'Cape Fear,' has been nominated a total of seven times.
Philip Seymour Hoffman won the prize for his lead role in the 2005 movie 'Capote.' Tommy Lee Jones won an Oscar for his supporting role in the 1993 movie 'The Fugitive' and Christoph Waltz won the award for his supporting role as the villain in the 2009 film 'Inglourious Basterds.'
(Pictured: Alan Arkin appears in 'Argo,' Robert De Niro appears in 'Silver Linings Playbook,' Tommy Lee Jones appears in 'Lincoln,' Philip Seymour Hoffman appears in 'The Master' and Christoph Waltz appears in 'Django Unchained.')