(in alphabetical order)
(in credits order)
- Britney Spears(archive footage)
- Jamie Spears(archive footage)
Rest of cast listed alphabetically
- Jess Cagle(archive footage) (uncredited)
- Anderson Cooper(archive footage) (uncredited)
- James Corden(archive footage) (uncredited)
- Simon Cowell(archive footage) (uncredited)
- Ellen DeGeneres(archive footage) (uncredited)
- Jimmy Fallon(archive footage) (uncredited)
- Kevin Federline(archive footage) (uncredited)
- Adnan Ghalib(archive footage) (uncredited)
- Sara Gilbert(archive footage) (uncredited)
- Florence Henderson(archive footage) (uncredited)
- Perez Hilton(archive footage) (uncredited)
- Carrie Ann Inaba(archive footage) (uncredited)
- Larry King(archive footage) (uncredited)
- Heidi Klum(archive footage) (uncredited)
- Matt Lauer(archive footage) (uncredited)
- Lindsay Lohan(archive footage) (uncredited)
- Mario Lopez(archive footage) (uncredited)
- Demi Lovato(archive footage) (uncredited)
- Rose McGowan(archive footage) (uncredited)
- Lora McLaughlin(archive footage) (uncredited)
- Ed McMahon(archive footage) (uncredited)
- Bea Miller(archive footage) (uncredited)
- Nicki Minaj(archive footage) (uncredited)
- Michael Moore(archive footage) (uncredited)
- Rosie O'Donnell(archive footage) (uncredited)
- John O'Hurley(archive footage) (uncredited)
- Sharon Osbourne(archive footage) (uncredited)
- Ethan Petersen(archive footage) (uncredited)
- Drew Plotkin(archive footage) (uncredited)
- Diane Sawyer(archive footage) (uncredited)
- Ryan Seacrest(archive sound) (uncredited)
- Jamie Lynn Spears(archive footage) (uncredited)
- Justin Timberlake(archive footage) (uncredited)
- Sheryl Underwood(archive footage) (uncredited)
