Movies (As Crew)
Sorted by Release DateHellboy Animated: Blood and Iron
Sidney Clifton was
? in Hellboy Animated: Blood and Iron
as 'Executive Producer'.
Sat, Mar 10 2007
Hellboy Animated: Sword of Storms
Sidney Clifton was
? in Hellboy Animated: Sword of Storms
as 'Producer'.
Sat, Oct 28 2006
TV Shows (As Crew)
Sorted by Release DateAges in TV shows are based off the first air date and may not be accurate. View individual episode details for accurate ages