Arranged By – Giorgio Moroder (tracks: 1), Thor Baldursson (tracks: 2 to 7)
Art Direction – Phillis Chotin*
Backing Vocals – Joanne Williams (tracks: 1 to 7), Madeline Bell (tracks: 1 to 7), Sunny Leslie (tracks: 1 to 7)
Backing Vocals [Secretaries] – Claudia Schwarz (tracks: 8 to 13), Gitte Walther* (tracks: 8 to 13), Lucy O’Neale (tracks: 8 to 13)
Design – Gribbitt!, Henry Vizcarra
Electronics [Electronics Foreman] – Giorgio Moroder
Engineer [Apprentice] – Gerhard Vates
Engineer [Mechanics Foremen] – Geoff Bastow, Harald Faltermeyer*
Illustration – Shusei Nagaoka
Lead Vocals [Uncredited] – Chris Bennett (tracks: 8 to 13)
Mixed By [Shop Steward] – Juergen „Shirk-To-Fit“ Koppers*
Other [Tea-lady] – Sid The Quint (tracks: 8 to 13)
Other [Time & Motion Study] – George Naschke (tracks: 8 to 13)
Performer [Passenger] [Shop Floor] – Dino Solera, Geoff Bastow, Giorgio Moroder, Keith Forsey, Lee Harper, Les Hurdle, Mats Bjœrklund*
Performer [Passengers] – Bobby Stern (tracks: 1 to 7), Frank Dietz* (tracks: 1 to 7), Pete Bellotte (tracks: 1 to 7), Thor Baldursson (tracks: 1 to 7)
Performer [Shop Floor] – Dan Wyman (tracks: 8 to 13), Etienne Cap (tracks: 8 to 13)
Photography By – Ron Slenzak
Producer, Management – Giorgio Moroder, Pete Bellotte
Written-By – Summer* (tracks: 2, 4, 6, 7), Moroder* (tracks: 1 to 7, 9 to 13), Bellotte* (tracks: 1 to 7, 9 to 13)