artwork [airbrushing] Wolf Spoerl
bass Trevor Bolder
design Ray Gautier
design Richard Polak
drums Mick Woodmansey
engineer Jerry Smith
engineer Peter Kelsey
guitar Dave Black
keyboards Mike Garson
lacquer cut by Ray Staff
mastered by Ray Staff
producer Dennis Mackay
producer Spiders From Mars
vocals Pete McDonald
tracks a2, a3, a4, b5 written-by Dave Black
tracks b3 written-by Mick Woodmansey
tracks a1, a2, a3, b1, b2, b5 written-by Pete McDonald
tracks a1, a5, b1, b2, b4 written-by Trevor Bolder
Published By Essex Music International
Pressed By Tranco Limited
Produced For Oak Records Ltd
Original UK edition, embossed cover
Tranco pressings can appear translucent (dark red) when held against strong light source. This is due to a different vinyl formulation, unique to the UK.

Some issues were stickered with cat.# 27 131 OT on back cover for the distribution on the European market outside UK
Matrix / Runout: NSPL 18479 - A1 RAYS (Side A etched runout)
Matrix / Runout: NSPL 18479 - B1 (Side B etched runout)
Matrix / Runout: †NSPL 18479-A† (Side A label)
Matrix / Runout: †NSPL 18479-B† (Side B label)