- Cast (in credits order)
- Nathan Fillion .... Mal
- Gina Torres .... Zoe Allene Washburne
- Alan Tudyk .... Wash
- Morena Baccarin .... Inara
- Adam Baldwin .... Jayne
- Jewel Staite .... Kaylee
- Sean Maher .... Dr. Simon Tam
- Summer Glau .... River
- Ron Glass .... Shepherd Book
- Chiwetel Ejiofor .... The Operative
- David Krumholtz .... Mr. Universe
- Michael Hitchcock .... Dr. Mathias
- Sarah Paulson .... Dr. Caron
- Yan Feldman .... Mingo
- Rafael Feldman .... Fanty
- Nectar Rose .... Lenore
- Tamara Taylor .... Teacher
- Glenn Howerton .... Lilac Young Tough
- Hunter Ansley Wryn .... Young River Tam
- Logan O'Brien .... Boy Student (as Logan Craig O'Brien)
- Erik Erotas .... Boy Student
- Demetra Raven .... Girl Student
- Jessica Huang .... Girl Student
- Marley McClean .... Girl Student
- Scott Kinworthy .... Ensign
- Erik Weiner .... Helmsman
- Conor O'Brien .... Lab Technician
- Peter James Smith .... Lab Technician
- Weston Nathanson .... Trade Agent (as Weston I. Nathanson)
- Carrie 'CeCe' Cline .... Young Female Intern (as CeCe Cline)
- Chuck O'Neil .... Vault Guard
- Amy Wieczorek .... Lilac Mom
- Tristan Jarred .... Lilac Son
- Elaine Lee .... Fan Dancer
- Terrence Hardy Jr. .... Mining Camp Boy
- Brian O'Hare .... Alliance Pilot
- Ryan Tasz .... Black Room Soldier
- Colin Patrick Lynch .... Black Room Soldier
- Terrell Tilford .... News Anchor
- Joshua Michael Kwiat .... Slovenly Beaumonde Man
- Produced by
- Christopher Buchanan .... executive producer
- David V. Lester .... executive producer (as David Lester)
- Barry Mendel .... producer
- Alisa Tager .... executive producer
- Original Music by
- Mark Brooks (song "Fruity Oaty Bars")
- Peter Gilstrap (song "Fruity Oaty Bars")
- David Newman
- Non-Original Music by
- Andrew Dorfman (source music)
- Joss Whedon ("Firefly" theme) (uncredited)
(Courtesy of IMDB.com)
