Impression I
Mariusz Duda – vocals, glockenspiel, acoustic guitar, fender jazz bass, keyboards, percussion
Impression II
Mariusz Duda – acoustic guitar, effects
Maciej Szelenbaum – piano
Impression III
Mariusz Duda – kalimba, acoustic guitar, fender jazz bass, keyboards, percussion, ukulele
Maciej Szelenbaum – flute
Wawrzyniec Dramowicz – drums
Impression IV
Mariusz Duda – vocals, acoustic guitar, fender jazz bass, keyboards, the book, the sea
Impression V
Mariusz Duda – acoustic guitar, fender jazz bass, ukulele, keyboards, percussion
Impression VI
Mariusz Duda – vocals, ukulele, glockenspiel, acoustic guitar, keyboards, percussion
Maciej Szelenbaum – flute, strings
Impression VII
Mariusz Duda – ukulele, glockenspiel, fender jazz bass, percussion
Impression VIII
Mariusz Duda – ukulele, keyboards, effects
Maciej Szelenbaum – piano, quzheng
