In contrast, the story of Shaun Cassidy‘s half-brother, David Cassidy, took a much different path, with a life that sharply ...

On Instagram, Shaun Cassidy wrote ... The photo was missing her late stepson and "The Partridge Family" co-star David Cassidy ...

Ask Shaun Cassidy what he does for a living ... Shirley Jones and Jack Cassidy and the half-brother of the late David Cassidy. “Even back when I was acting in ‘The Hardy Boys,’ I was ...

Shaun Cassidy Recalls Doing Magic Act for Jennifer ... He Was Bigger Than Life' Inside David Cassidy's Complex Relationship with Daughter Katie — Who Was Left Out of His Will David Cassidy's ...

David Cassidy: The Last Session' airs Monday night on A&E. The late actor opened up about his health decline in a new documentary, 'David Cassidy: The Last Session,' premiering June 11 on A&E Network.