Gregory Harrison Autographs
Gregory Neale Harrison (born May 31, 1950) is an American actor. He is known primarily for his roles as Dr. George Alonzo "Gonzo" Gates, the young surgeon assistant of Dr. Trapper John McIntyre (played by Pernell Roberts) on the CBS series Trapper John, M.D. (1979–86), and as ruthless business tycoon Michael Sharpe in the CBS series Falcon Crest (1989–1990). Since 2015, Harrison has played Joe O'Toole, father of Oliver, in the Hallmark Channel expansion films of Signed, Sealed and Delivered. From 2020 to 2024, he assumed the role of Gregory Chase on General Hospital.
Harrison was born in Avalon, California, on May 31, 1950. He was the middle child of Ed Harrison, a ship's captain and poet, and Donna Lee Nagely, an aspiring dancer; they eventually divorced. Harrison has an older sister, Kathleen (born 1948), and a younger brother, Christopher (born 1961). He served for two years in the United States Army during the Vietnam War era as a medic.
Harrison portrayed the title character in the science fiction series Logan's Run (1977–78), after which he played Levi Zendt in the NBC miniseries Centennial (1978), based on James Michener's epic novel of the same name, which was first televised on NBC from October 1978 to February 1979.
Read more about Gregory Harrison on Wikipedia
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Traded items with a signature of Gregory Harrison
The most expensive item with a signature of Gregory Harrison (LOGAN'S RUN Gregory Harrison & Heather Menzies SIGNED Autograph 8x10 Color Photo) was sold in March 2025 for $295.00 while the cheapest item (GREGORY HARRISON As LOGAN 5 Hand Signed Autograph 4X6 Photo -ACTOR- LOGAN'S RUN) found a new owner for $0.01 in December 2023. The month with the most items sold (3) was May 2025 with an average selling price of $19.99 for an autographed item of Gregory Harrison. Sold items reached their highest average selling price in April 2026 with $102.95 and the month that saw the lowest prices with $0.99 was November 2013. In average, an autographed item from Gregory Harrison is worth $19.99.
Most recently, these items with a signature of Gregory Harrison were sold on eBay - click here for more items.
