The term "supporting actors" refers to actors who play secondary roles in a film or television production. They are often essential to building the plot and supporting the lead actors' performances. There are many other synonyms that can be used to describe these actors, such as character actors, co-stars, ensemble actors, secondary cast, and supporting performers. These terms emphasize the vital roles these actors play in helping to create great movies and shows. They are part of the foundation upon which the leading actors build their performances, and they often add depth, nuance, and richness to the story being told. Without these supporting actors, many of our favorite movies and shows would not be as impactful or memorable.