- Bass [Uncredited] – Walter Branchi
- Composed By – The Group*
- Drums [Uncredited] – Renzo Restuccia*
- Engineer [Recording Engineers] – Leandro Leandri, Sergio Marcotulli
- Engineer [Sound Engineers] – Leandro Leandri, Maurizio Montanesi
- Guitar [Uncredited] – Bruno Battisti D'Amario
- Musical Assistance [Music Assistant] – Giacomo Simonelli
- Percussion [Uncredited] – Egisto Macchi
- Percussion [Uncredited], Piano [Uncredited], Vocals [Uncredited] – Mario Bertoncini
- Piano [Uncredited], Trombone [Uncredited] – John Heineman
- Sleeve Notes – Franco Evangelisti
- Trumpet [Uncredited] – Ennio Morricone
Licence courtesy of "Sony Music Entertainment Italy S.p.A."
Originally released in 1970.
About the main artist:
"The Group" is used as artist name on the spine of the cover and obi, it is also used as composer credit.
"The Feed-Back" is used as artist name in the sleeve notes, written by Franco Evangelisti (it is also used in the English translation of the sleeve notes).
Barcode and Other Identifiers
- Barcode (On obi): 8 018344 029160
- Barcode (String): 8018344029160