Guy Williams was an American actor who built his career in film and television during the mid-20th century. After modeling and taking supporting roles in Hollywood, he gained visibility through adventure and science fiction productions. His portrayal of Don Diego de la Vega in Disney’s Zorro (1957–1959) gave him international recognition, particularly in Latin America, where the series became iconic. Later, he starred in Lost in Space (1965–1968), expanding his presence in television history. Williams’ career showed a transition from classic Hollywood cinema to serialized television, and his image remained tied to heroic and adventurous characters that marked popular culture of his era.