band Olympic
tracks b1, b2 bass guitar Jiří Korn
tracks a4 bass guitar Ladislav Chvalkovský
bass guitar Milan Broum
tracks a2, b3 bass guitar Pavel Petráš
composed by Petr Janda
cover Josef Ťapťuch
drums, flute Petr Hejduk
electric piano [fender], piano, synthesizer [moog], synthesizer [string] Miroslav Berka
engineer Gustav Houdek
engineer Jan Chalupský
guitar, lead vocals Petr Janda
photography by Alan Pajer
producer Miloš Zapletal
supervised by Jan Hrábek
supervised by Květoslav Rohleder
Exported By Artia
Recorded At Mozarteum
Pressed By Gramofonové Závody
Pressed By Gramofonové Závody
℗ 1978
The Olympic Group - on labels

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Basic instrumental tracks A2 to A4 and B1 to B3 were recorded 1973–1976, and previously released with Czech vocals.
Tracks A1, A5 and B4 are previously unreleased versions.
English versions recorded at the Supraphon Mozarteum Studio, Prague, on February 7-11, 1977.

Matrix / Runout: E 4373 (A)
Matrix / Runout: E 4374 (B)
Rights Society: OSA
Other: 79 2 (Manufacturing Date Code)