Guest Stars Chantal Thuy as Grace Choi Clifton Powell as Reverend Jeremiah Holt Jahking Guillory as Brandon Jason C. Louder as Frank "Two-Bits" Tanner Co Starring Katy O'Brian as Major Sara Grey Sh'Kia Augustin voices Shonda Boone Platt as Sergeant Gardner Grayle Gabriella Garcia as Erica Moran Brandon Hirsch as Dr. Matthew Blair Joseph Steven Yang as Asian Old Man Justin Livingston as Cloaked Gambi Stella Smith as Teenage Grace Charles Black as Elderly Man Elizabeth Youman as Natalie Edward Michael Scott as Harvey