- Marsha Ambrosius – Background Vocals
- Damen Bennett – Flute
- David Betancourt – Assistant Engineer
- Bubba Sparxxx – Rap
- Clipse – Rap
- Andrew Coleman – Engineer
- Vidal Davis – Percussion
- Eddie DeLena – Engineer
- Jimmy Douglass – Mixing
- Nathan East – Bass
- Omar Edwards – Keyboards
- Serban Ghenea – Mixing
- Larry Gold – Conductor, String Arrangements, String Conductor
- Dabling Harward – Engineer
- Chad Hugo – Producer, Instrumentation
- Janet Jackson – Vocals
- Paul James – Hair Stylist
- Bernard Kenny – Guitar
- Steve Klein – Photography
- David Lipman – Creative Director
- Vanessa Marquez – Vocals
- Carlos "Storm" Martinez – Assistant Engineer
- Harvey Mason, Jr. – Producer
- George "Spanky" McCurdy – Drums
- Brian McKnight – Producer, Vocal Arrangement, Instrumentation
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- Bill Meyers – Conductor, String Arrangements
- Steve Penny – Engineer
- Dave Pensado – Mixing
- Bill Pettaway – Guitar
- Arianne Phillips – Stylist
- Herb Powers – Mastering
- Jimmy Randolph – Digital Editing, Pro-Tools
- Tim Roberts – Assistant Engineer
- Senator Jimmy D – Engineer
- Mary Ann Souza – Assistant Engineer
- Steamy – Assistant Engineer
- Scott Storch – Clavinet, Producer, Coordination
- Damon Thomas – Producer
- Timothy Moseley – Vocals, Vocals (bckgr), Producer, Mixing
- Justin Timberlake – Vocals (bckgr), Vocal Arrangement
- Thaddeus T. Tribbett – Bass
- Tye Tribbett & G.A. – Vocals (bckgr)
- Charles Veal – Strings
- Tommy Vicari – Engineer, String Engineer
- Marla Weinhoff – Set Design
- Pharrell Williams – Vocals, Producer, Vocal Arrangement, Instrumentation
- Ethan Willoughby – Assistant Engineer
- Chris Wood – Engineer
- Benjamin Wright – Conductor, String Arrangements
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