4K Discover Zac Ryan (2017) online Year: 2017 Country: USA Director:Corey Paul Stars: David Garrett, Jeff Joslin, Kendra Carelli Stars: David Garrett, Jeff Joslin, Kendra Carelli Genre: Drama / New Movie Dr. Zac Ryan is a clinical research oncologist searching for a cure for cancer, when he discovers his trial patient is his biological father Watch Discover Zac Ryan (2017) online