The sample in the song "Reign Of Terror" is taken from the 1999's movie From Hell.

The samples on "Return To.. Funeralopolis" and "End Of Days", from Night Of The Black Moon, were taken from the 1999's movie Armageddon.

The sample on "Black Magic (Punishment)", from Horror In The Eyes, is from the 1975's Hong Kong movie Black Magic.

The spoken word section on "Satan Calling", from The Devil Is In All Of You, was taken from an interview on a Christian TV Network show about a young woman escaping a real Satanic cult in the 1990's.