David Cassidy & Katie Cassidy at Age 31
Most of you might recognize who Katie Cassidy is since she has been appearing in your TV screens for quite a while now. She is best known for the roles she had on Gossip Girl, Arrow, and Melrose Place. Her father is the late David Cassidy who was known for his success as a singer and actor. The most popular role he had in his acting portfolio was probably as Keith Partridge in the show, The Partridge Family. Sadly, David passed away in 2017 because of liver failure. He was 67.