#7: He Gets His Career-Making Western Break in Silverado in 1985
In 1985, Lawrence Kasdan cast him in Silverado, a Western that gave Costner one of his first real chances to stand out onscreen. After years of small roles and near-misses, the film introduced him as energetic, charismatic, and believable inside a big ensemble adventure.

The role did not make him the biggest name in the cast overnight, but it changed how Hollywood saw him. Costner suddenly looked like someone who could belong in larger movies, especially stories built around open spaces, danger, and old-fashioned American mythology.
