Chicago

• 
  Lou Rawls
  Rawls Sings Sinatra

• David McLees
• A&R, Project Supervisor

• Bob O'Neill
• Project Assistant

• James Pankow
• Trombone

• Walter Parazaider
• Woodwind

• Gary Peterson
• A&R, Project Supervisor

• Phil Ramone
• Producer

• Daniel Seraphine
• Drums, ?

• David Wolinski "Hawk"
• Synthesizer, Guest Appearance

• Peter Lewis
• Assistant

• Tony Lane
• Cover Design

• David Donnelly
• Remastering

• Maria Villar
• Art Direction

• Steven Chean
• Project Assistant

• Gary Heery
• Photography, Sleeve Photo

• Steve Woolard
• Project Assistant

• Jeff Magid
• A&R, Project Supervisor

• Robbie Whelan
• Assistant

• Michele Slagter
• Production Assistant

• Valerie Valera
• Design

• Mike Engstrom
• Product Manager

• Cory Frye
• Editorial Supervision

• Tim Scanlin
• Project Assistant

• Robert Lamm
• Keyboards, Vocals

• Airto Moreira
• Percussion, Guest Appearance

• Nick Blagona
• Assistant

• Jim Boyer
• Engineer

• Peter Cetera
• Bass, Vocals

• Donnie Dacus
• Guitar, Vocals

• John Beverly Jones
• Assistant

• Ken Jones
• Assistant

• Brad Leigh
• Assistant

• Lee Loughnane
• Trumpet, Vocals, A&R, Project Supervisor

• Chicago
• Producer

• Maynard Ferguson
• Trumpet, Guest Appearance