No, if Sean Cassidy is the spelling of the person of whom you are inquiring. Nevertheless, Shaun Cassidy -- who portrayed Joe Hardy on "The Hardy Boys" in the 1970s TV series. Then, yes, David and Shaun Cassidy are half brothers, they have different mothers. Their father was Jack Cassidy.
The cast of The Hardy Boys - 2012 includes: Samantha Flanders as Iola Morton Andy LaFave as Joe Hardy George Mohan as Franck Hardy
The cast of The Hardy Boys Unmasked - 2006 includes: Tim Considine as himself Tommy Kirk as himself Leonard Maltin as himself
The cast of The Hardy Boys and the Nancy Drew Mystery - 2010 includes: Manos Krystalis as Joe Marcello Larsen as Frank
The writer of the hardy boys is Franklin W. Dixon.
Yes the hardy boys are back together
Yes, the Hardy Boys, Frank and Joe Hardy, do have a brother named Chet Hardy. He is an occasional character who assists them in their detective adventures.
The last Hardy Boys book with Callie Shaw is "The Hardy Boys #163: A Taste for Terror" which was published in 1995. Callie Shaw is a recurring character in the series as Joe Hardy's girlfriend.
The Hardy Boys Detective Handbook was created in 1959.
There are 66 Hardy Boys books in all.
The Hardy Boys television show began in 1977. The Hardy Boys shared the program with Nancy Drew for the first two seasons, but in the third and final season the entire show was devoted to the Hardy Boys.
Boots Cassidy of Those Boys Cassidy