This 8x10 inch photo from Greatest American Hero (1981–1983) is a rare collectible, autographed in person by William Katt and Robert Culp. Featuring the actors behind Ralph Hinkley and Bill Maxwell, this signed photo is perfect for fans of the classic television series and collectors of TV memorabilia. Signed in person by William Katt and Robert Culp and certified authentic by JSA. Item Type: 8x10 Photo Movie/Show: Greatest American Hero (1981–1983) Character: William Katt as Ralph Hinkley, Robert Culp as Bill Maxwell Autograph: In-person Authentication: JSA [James Spence Authentication] Certification Number: AC58157 Collector Notes: Robert Culp, who portrayed Bill Maxwell, is respectfully remembered for his iconic television career, alongside William Katt as Ralph Hinkley. This authenticated signed photo captures the charm and nostalgia of Greatest American Hero and is a rare collectible, ideal for display and serious collectors of classic TV memorabilia.