Diretor/a
Danni Spring
DIRETOR/A
Elenco (na ordem dos créditos)
Patrick Donahue
Billy (Dr. Horrible)
Guillermo Dorado
Johnny Snow
Matthew Bridges
Captain Hammer
Penny
Missy LaPlace
Ms. Red
Aylia Colwell
Ms. Yellow
Kristin Potter-Ramirez
Ms. Blue
Justin Huff
Mr. Purple
Gil Ramirez
Maverick
Kyle Eilerman
Chaps
Todd Carlton Lanker
Stephen 'This Guy' Callahan
Drew Curtis
Timmy Two-Guns
Josh Dawes
Bad Horse Cowboy (voice)