Karl Urban Billy Butcher Actor Jack Quaid Hughie Actor Antony Starr Homelander Actor Erin Moriarty Starlight Actor Jessie T. Usher A-Train Actor Laz Alonso Mother's Milk Actor Chace Crawford The Deep Actor Tomer Capon Frenchie Actor Karen Fukuhara The Female Actor Nathan Mitchell Black Noir Actor Colby Minifie Ashley Barrett Actor Jensen Ackles Soldier Boy Actor Cameron Crovetti Ryan Actor Susan Heyward Sister Sage Actor Valorie Curry Firecracker Actor Daveed Diggs Oh Father Guest Star Tim Daly Rick Guest Star Jackie Tohn Courtenay Fortney Guest Star Ely Henry The Worm Guest Star Ben Carlson Ed Guest Star Deborah Drakeford Kathy Guest Star Callum Shoniker Mason Guest Star Kris Hagen Quinn Guest Star Negin Kamali Firecracker's Assistant Guest Star, Art Director Eric Kripke Executive Producer Seth Rogen Executive Producer Evan Goldberg Executive Producer James Weaver Executive Producer Neal H. Moritz Executive Producer Pavun Shetty Executive Producer Ori Marmur Executive Producer Ken Levin Executive Producer Jason Netter Executive Producer Karen Gaviola Director, Writer Jackie Davies Casting Eric Dawson Casting Carol Kritzer Casting Alex Newman Casting Robert J. Ulrich Casting Jeffrey Mossa Production Design William Cheng Art Director Tijana Petrovic Art Director Rosalie Board Set Decoration Kim Harkness Costume Design Laura Jean Shannon Costume Design