Production
- Produced By: Rodger Bain, Jeffery Calvert, Geraint Hughes (aka Max West), and Judas Priest
- Engineered By: Vic Smith, Chris Tsangarides
- Assisted By: Jeffery Calvert, Dave Charles
- Recorded: 06/23 - 07/14/1974
- Recorded @: Olympic Studios, London, UK
- Recorded: 11/18 - 12/19/1975
- Recorded @: Rockfield Studios, Monmouth, Wales, UK
- Mixed: 07 - 08/1974
- Mixed By: Rodger Bain
- Mixed @: Trident and Island Studios, London, UK
- Mixed: 12/1975
- Mixed By: Dave Ballotti
- Mixed @: Morgan Studios, London, UK
- Mastered By: Nick Webb
- Mastered @: Trident and Island Studios, London, UK & Decca Record Co. Ltd., Pressing Plant. Surrey, UK.
- Re-Mastered: Bob Fisher
- Re-Mastered: The Mastering Lab
John Hinch Interview
Recorded at PWL Studios, London and edited by Jon Gold at Dead Horse Studio (a division of Transluxe Records), Las Vegas, New Mexico, 1995
