Tom Payne Malcolm Bright Actor Michael Sheen Dr. Martin Whitly Actor Bellamy Young Jessica Whitly Actor Lou Diamond Phillips Gil Arroyo Actor Aurora Perrineau Dani Powell Actor Frank Harts JT Tarmel Actor Halston Sage Ainsley Whitly Actor Keiko Agena Edrisa Guilfoyle Actor Kasjan Wilson Young Bright Guest Star Esau Pritchett Mr. David Guest Star Raymond Lee Jin Guest Star Matt Maher Tevin Guest Star Greg Berlanti Executive Producer Sarah Schechter Executive Producer Chris Fedak Executive Producer Sam Sklaver Executive Producer Lee Toland Krieger Executive Producer