Jack Cassidy is a Christian singer/songwriter who comes from a family of talented entertainers. He's the grandson of Academy and Tony Award Winning actress Shirley Cassidy, and the nephew of actor and recording artists, David Cassidy and Shaun Cassidy. In early 2017, Jack was a contestant on NBC's The Voice, Season 12 where he made it to the Top 20, mentored by Alicia Keys & DJ Khaled. Jack's Battle Round performance of "Dancing On My Own" was the highest selling single in the history of The Voice.

Since leaving the show, Jack has been working with top-tier producers and writers from the Christian world. He released his first single "Emmanuel (Go Tell The World)" in December 2017. Jack is currently showcasing the new single live on tour, opening for Contemporary Christian artist, Jeremy Camp. Jack is currently signed to FairTrade Services and will be releasing new music in the next few months.