King Diamond - Decade Of Horror

Acoustic Guitar - Andy LaRocque (tracks: E1 to F8) , Chris Estes (tracks: E1 to F8)
Bass - Chris Estes (tracks: A1 to F8) , David Harbour (tracks: G1 to H6)
Drums - Darrin Anthony (tracks: A1 to D7) , John Luke Herbert (tracks: E1 to H6)
Edited By [Digital Editing] - King Diamond (2) (tracks: E1 to F8) , Kol Marshall (tracks: E1 to F8) , Sterling Winfield (tracks: E1 to F8)
Engineer - Kol Marshall (tracks: G1 to H6) , Sterling Winfield (tracks: E1 to F8) , Tim Kimsley (tracks: A1 to D7)
Engineer [2nd] - J.T. Longoria (tracks: G1 to H6) , Kol Marshall (tracks: E1 to F8)
Engineer [Assistant] - Andy LaRocque , Braden McDonald (tracks: A1 to B5) , Sterling Winfield (tracks: C1 to D7) , Troy Scheer (tracks: C1 to D7)
Guitar - Andy LaRocque , Glen Drover (tracks: G1 to H6) , Herb Simonsen (tracks: A1 to F8)
Harpsichord - King Diamond (2) (tracks: A1 to B5, E1 to F8)
Keyboards - Andy LaRocque (tracks: E1 to H6) , Chris Estes (tracks: E1 to F8) , King Diamond (2)
Mastered By - Eddy Schreyer (tracks: A1 to B5) , Howie Weinberg (tracks: C1 to D7) , King Diamond (2) (tracks: E1 to F8)
Mixed By - King Diamond (2) , Kol Marshall (tracks: G1 to H6) , Sterling Winfield (tracks: C1 to F8) , Tim Kimsley (tracks: A1 to D7)
Mixed By [Assistant] - Chris Estes (tracks: E1 to F8)
Organ - King Diamond (2) (tracks: E1 to F8)
Producer - Andy LaRocque (tracks: C1 to H6) , King Diamond (2) , Kol Marshall (tracks: G1 to H6) , Sterling Winfield (tracks: E1 to F8) , Tim Kimsley (tracks: A1 to D7)
Producer [Assistant] - Andy LaRocque (tracks: A1 to B5)
Vocals - King Diamond (2)