
Gavan O'Herlihy
Acting · Born 1951-07-29 · age 70 at death · Dublin, Ireland
Gavan O’Herlihy (29 July 1951 – 15 September 2021) was an Irish actor whose career spanned film, television, and stage, marked by a distinctive presence and a talent for commanding roles. Born in Dublin to actor Dan O’Herlihy and artist Elsie Bennett, he spent his early years between Ireland and the United States, eventually attending Phillips Academy Andover and later the University of California, where he excelled as a champion tennis player before turning fully toward acting. O’Herlihy first gained attention as Chuck Cunningham in the early episodes of Happy Days, a role he deliberately left behind to avoid being typecast in light comedic parts. He instead built a diverse and often hard‑edged body of work, appearing in major productions including Never Say Never Again (as the villainous Jack Petachi), Superman III, Death Wish 3, Willow (as the warrior Airk Thaughbaer), and the acclaimed miniseries Lonesome Dove. His television career was equally varied, with appearances in Twin Peaks, Star Trek: Voyager, The Six Million Dollar Man, Murder, She Wrote, and numerous British productions after relocating to the UK. Across more than fifty screen credits, O’Herlihy became known for portraying complex, often formidable characters — soldiers, outlaws, antagonists, and men with a dangerous edge — roles he embraced for the challenge and dramatic weight they offered. Off‑screen, he was regarded as thoughtful, private, and deeply committed to his craft, preferring character work over celebrity. He died in Bath, England, on 15 September 2021 at the age of 70, reportedly of natural causes.
Titles

Twin Peaks

Willow

Superman III

Never Say Never Again

The Descent: Part 2

Star Trek: Voyager

Tales from the Crypt

Death Wish 3

The Six Million Dollar Man

Midsomer Murders

Happy Days

The Bionic Woman

Sherlock Holmes

Lonesome Dove

The Dirty Dozen: Next Mission

The Mary Tyler Moore Show

Prince Valiant

Jonathan Creek

The Last Outlaw

A Wedding

The Shooter

The Amazing Spider-Man

Sharpe's Eagle

China Beach

Sharpe

The California Kid

Conagher

Police Woman

Matt Houston

Top of the World

Marcus Welby, M.D.

Agatha Christie's Partners in Crime

Cover Up

Cruise of the Gods

The Secret Adversary

The Memoirs of Sherlock Holmes

Sharpe: The Legend

18 Wheels of Justice

Sergeant Matlovich vs. the U.S. Air Force

Red King, White Knight

Butterfly Man

Space Riders

The Ghost of Cypress Swamp

A Death in Canaan

We'll Meet Again

A Rumor of War

Mark Twain: Beneath the Laughter

The Healers

Call to Danger

A Killing on the Exchange