Trombone – Bill Reichenbach (tracks: 1-1 to 1-16, 2-3, 2-9), Dick Hyde (tracks: 1-1 to 1-16, 2-3)
Trumpet – Gary Grant (tracks: 1-1 to 1-16), Jerry Hey (tracks: 1-1 to 1-16, 2-9), Steve Madaio (tracks: 1-1 to 1-16, 2-3, 2-9)
Lyrics By – Bob Conti (tracks: B4), Bruce Roberts (tracks: C3), Bruce Sudano (tracks: B2, B4, C1, D2), Donna Summer (tracks: A2, B1, C1 to C4, D1, D2), Eddie Hokenson (tracks: A2, D2), Joe "Bean" Esposito (tracks: A2), Pete Bellotte (tracks: A1, A3, A4, B2, B3, D3)
Music By – Bob Conti (tracks: B4), Bruce Roberts (tracks: C3), Bruce Sudano (tracks: B2, B4), Donna Summer (tracks: A2, B1, C1 to C4), Eddie Hokenson (tracks: A2), Giorgio Moroder (tracks: A3, B2, D2), Harold Faltermeyer (tracks: A1, A4, B3, C1, D3), Joe "Bean" Esposito (tracks: A2), Keith Forsey (tracks: A1, D3), Pete Bellotte (tracks: A1, A4, B3, D3)
Producer – Giorgio Moroder, Pete Bellotte
Arranged By – Harold Faltermeyer
Producer – Giorgio Moroder, Pete Bellotte
Arranged By – Harold Faltermeyer
Backing Vocals – Julia Waters, Maxine L. Willard, Stephanie Straill
Bass – Bob Glaub, Harold Faltermeyer, Scott Edwards
Design – David Fleming, Stephen Lumel
Design Concept [Album Cover Concept] – Donna Summer
Drums, Percussion – Keith Forsey
Electric Piano [Rhodes], Clavinet [D6], Synthesizer – Harold Faltermeyer
Engineer [Assistant] – Carolyn Tapp
Engineer [Mix] – Juergen Koppers
Engineer [Recording] – Juergen Koppers, Steven D. Smith
Guitar – Jay Graydon, Jeff Baxter, Paul Jackson Jr.
Guitar [Pull Guitar], Pedal Steel Guitar – Al Perkins
Mastered By – Brian Gardner
Photography By – Harry Langdon
Piano – Harold Faltermeyer, Jai Winding
Saxophone, Saxophone [Solos] – Gary Herbig
Strings – Sid Sharp
Technician [Studio Technical Director] – Roman Olearczuk
Trombone – Bill Reichenbach , Slide Hyde
Trumpet – Gary Grant, Jerry Hey, Steve Madaio
Arranged By – Harold Faltermeyer
Lyrics By – Donna Summer (tracks: 2, 5, 9, 10, 12 to 14), Pete Bellotte (tracks: 1, 3, 4, 6, 7, 15)
Music By – Donna Summer (tracks: 2, 5, 9 to 12), Giorgio Moroder (tracks: 3, 6, 13, 14), Harold Faltermeyer (tracks: 1, 4, 7, 9, 15), Pete Bellotte (tracks: 1, 4, 7, 15)
Producer – Giorgio Moroder, Pete Bellotte
Notes
Adridged editionKeel Mfg. Corp. pressing denoted by "53" plant code on labels.
Recorded and mixed at Rusk Sound Studios, Los Angeles Mastered by Brian Gardner at Alan Zentz Studios, Los Angeles. "My Baby Understands" Recorded at Music Grinder Studios, Los Angeles. Mixed at Rusk Studios, Los Angeles.
Record sides are labeled: Side 1, Side 2, Side 3, Side 4. Record 1 contains Side 1 / Side 4. Record 2 contains Side 2 / Side 3. (track listing: Side 1=A, Side 2=B , Side 3=C, Side 4=D)(P) 1979 Casablanca Record and FilmWorks, Inc. (C) 1979 Casablanca Record and FilmWorks, Inc.
"Printed in W. Germany" on back insert (present on all European versions).
"Made in W.Germany by Polygram" on bottom rim on label side of disc. "Made in W.Germany by PDO" in matrix.
Full center disc.
Other versions exist and are made by different plants and have variations of "Made in..." on the bottom edge of the disc, label side.Issued in double digipak packaging and housed in the "Deluxe Edition" pvc slipcase.