The term "famous actor" is a common expression used to describe a well-known actor or a performer who has gained popularity among the masses for their acting skills. However, there are several synonyms that can be used to replace the term "famous actor" without losing its essence. For instance, some alternatives to famous actor can be a renowned artist, a celebrated thespian, a prominent performer, a distinguished actor, and a popular star. All of these synonyms can be used interchangeably to describe actors who have established themselves as household names in the entertainment industry and have achieved great success for their work in films, theatre, or television.