Shaun Cassidy Autographs
Shaun Paul Cassidy (born September 27, 1958) is an American singer, actor, writer and producer. He has created and/or produced a number of television series including American Gothic, Roar and Invasion. Cassidy was also an executive producer and writer for NBC's medical drama New Amsterdam.
While in high school, Cassidy signed a contract with Warner Bros. Records, leading to his albums Shaun Cassidy, Born Late, Under Wraps, Room Service, and Wasp. Almost concurrently, Cassidy starred in the ABC television series The Hardy Boys Mysteries, as well as Breaking Away and had a stint on the daytime soap General Hospital.
While appearing on Broadway in the hit musical drama Blood Brothers, he wrote his first television pilot, American Gothic. In 2020, Cassidy returned to the stage with his one-man show The Magic of a Midnight Sky. Cassidy is the eldest son of Academy Award–winning actress Shirley Jones and Tony Award-winning actor Jack Cassidy. He is older brother of actor Patrick Cassidy, the younger half-brother of singer and actor David Cassidy and uncle of actress Katie Cassidy.
Read more about Shaun Cassidy on Wikipedia
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Traded items with a signature of Shaun Cassidy
The most expensive item with a signature of Shaun Cassidy (Petula Clark & Shaun Cassidy Signed Autographed Blood Brothers Playbill RARE!) was sold in April 2025 for $437.95 while the cheapest item (SHAUN CASSIDY & THOM BRAY sIgned AUTOGRAPH #8498) found a new owner for $3.25 in March 2019. The month with the most items sold (2) was March 2019 with an average selling price of $12.38 for an autographed item of Shaun Cassidy. Sold items reached their highest average selling price in November 2025 with $92.49 and the month that saw the lowest prices with $4.25 was June 2020. In average, an autographed item from Shaun Cassidy is worth $24.49.
Most recently, these items with a signature of Shaun Cassidy were sold on eBay - click here for more items.
| Picture | Item Title | Price | Store |
 | Shaun Cassidy Autographed Hand Signed Card Hardy Boys | $34.99 |  |
| Shaun Cassidy Autographed Hand Signed Card Hardy Boys | $34.99 | |
| Shaun Cassidy Autographed Hand Signed Card Hardy Boys | $34.99 | |
| SHAUN CASSIDY SIGNED 8x10 PHOTO AUTOGRAPHED LEGENDARY SINGER ACTOR COA | $92.49 | |
| SHAUN CASSIDY SIGNED 8x10 PHOTO AUTOGRAPHED LEGENDARY SINGER ACTOR COA | $92.49 | |
| SHAUN CASSIDY SIGNED 8x10 PHOTO AUTOGRAPHED LEGENDARY SINGER ACTOR COA | $92.49 | |
| SHAUN CASSIDY signed photo autographed HARDY BOYS TV series STAR/PRODUCER | $65.00 | |
| SHAUN CASSIDY signed photo autographed HARDY BOYS TV series STAR/PRODUCER | $65.00 | |
| SHAUN CASSIDY signed photo autographed HARDY BOYS TV series STAR/PRODUCER | $65.00 | |
| Shaun Cassidy “Hardy Boys Nancy Drew Mysteries” Signed Autograph Index Card | $39.99 | |
| Shaun Cassidy “Hardy Boys Nancy Drew Mysteries” Signed Autograph Index Card | $39.99 | |
| Shaun Cassidy “Hardy Boys Nancy Drew Mysteries” Signed Autograph Index Card | $39.99 | |
| Vtg Orig 1977 Shaun Cassidy w/ Printed Signature Poster 17.5"x11.75" | $15.00 | |
| Vtg Orig 1977 Shaun Cassidy w/ Printed Signature Poster 17.5"x11.75" | $15.00 | |
| Vtg Orig 1977 Shaun Cassidy w/ Printed Signature Poster 17.5"x11.75" | $15.00 | |
