Noun
supporting actor (plural supporting actors)
an actor who plays a role that is not the lead but which still represents a major character
Coordinate term: supporting actress
A film can qualify under Standard A, for instance, by simply having one lead or significant supporting actor from an underrepresented group. Source: Internet
De Niro, Costner and Sir Sean starred in 1987’s The Untouchables together, with the Scottish star earning a best supporting actor Oscar for his role as veteran policeman Jimmy Malone. Source: Internet
Attempts were made to revive the Stooges with longtime supporting actor Emil Sitka in Larry's role in 1970, and again in 1975, but this attempt was cut short by Moe's death in May 1975. Source: Internet
As per Variety, a source close to Oscars campaign states that is likely to be featured in Supporting Actor category. Source: Internet
Best supporting actor in a series, limited series or TV movie: Stellan Skarsgard, “Chernobyl” Source: Internet
He won in the category Best Supporting Actor for his performance in Quentin Tarantino’s movie titled Once Upon a Time in Hollywood. Source: Internet