You can purchase the album at Amazon.com.
You can stream the entire thing at Spotify. (I think you need to be logged in for that link to work.)
It is also available in a number of other places, too.
Watusi Zombi * Jan Davis * Halloween Nuggets
Graveyard * The Phantom Five * Halloween Nuggets
Scream * Ralph Neilsen & The Chancellors * Halloween Nuggets
Mother Box 034