American actor Gil Gerard, best known for portraying Captain William “Buck” Rogers in the science-fiction series Buck Rogers in the 25th Century, died on December 16, 2025, at the age of 82.

Gerard’s death followed a very brief battle with a rare and aggressive form of cancer. He was receiving hospice care when he died, with his wife, Janet Gerard, by his side.

Gil Gerard’s Cause of Death

According to the information provided by his family and manager, Gil Gerard died as a result of a rare and aggressive form of cancer.

His wife, Janet, confirmed the diagnosis while announcing his death. She also described how rapidly his health deteriorated, explaining that only a matter of days passed between the family realizing something was seriously wrong and Gerard’s death.

The speed of the illness made his passing particularly difficult for those closest to him. His final days were spent under hospice care, where the focus was on comfort and support.

Remembering Buck Rogers Star Gil Gerard

For generations of science-fiction fans, Gerard will be remembered most prominently as Captain William “Buck” Rogers, the adventurous pilot at the center of Buck Rogers in the 25th Century.

The series introduced audiences to a character who awakens centuries in the future and becomes part of an unfamiliar world. Gerard’s portrayal helped make Buck Rogers a recognizable figure in science-fiction television.

The role became the defining performance of his career and established a lasting connection between Gerard and fans of the genre.

A Career Beyond Buck Rogers

Although Buck Rogers in the 25th Century brought Gerard his greatest television recognition, his career extended well beyond the science-fiction series.

He worked in commercials, daytime television, feature films, and other television productions throughout his career. His work across multiple forms of entertainment allowed him to remain active in the industry for decades.

His passing has therefore prompted both fans and colleagues to reflect on a career that stretched far beyond the role for which he became best known.

Final Days and Lasting Legacy

Gerard’s final illness progressed with extraordinary speed, leaving his family little time to prepare for the loss. His wife remained with him during his final period of hospice care.

For science-fiction audiences, however, his work as Buck Rogers remains an enduring part of television history. The character introduced Gerard to generations of viewers and helped establish his place within the genre.

At 82, Gil Gerard leaves behind a career spanning decades and a legacy particularly cherished by science-fiction fans. His portrayal of Captain Buck Rogers continues to be remembered by those who grew up watching the series and by viewers who discovered his work in later years.