coordinator [material coordination] Ramón Ricote
coordinator [material coordination] Sonia Suarez
electric bass [bajo eléctrico] Alan Jones
electronic drums [baterías electrónicas] Peter Van Hooke
engineer [sound] John Kurlander
lacquer cut by [acetate] Mike Jarratt
orchestrated by, adapted by Luis Cobos
producer Jorge Álvarez
producer Luis Cobos
trumpet [solo] Ray Simmons
violin [leader] Barry Griffiths
Record Company Discos CBS, S.A., Madrid
Mixed At Abbey Road Studios
Recorded At Olympic Studios
Rights Society: SGAE
Depósito Legal: M-17755-1983