Pharrell Williams
Pharrell Williams (voice)

Chad Hugo
Chad Hugo (voice)

Gwen Stefani
Gwen Stefani (voice)

Kendrick Lamar
Kendrick Lamar (voice)

Timbaland
Timbaland (voice)

Justin Timberlake
Justin Timberlake (voice)

Busta Rhymes
Busta Rhymes (voice)

Jay-Z
Jay-Z (voice)

Snoop Dogg
Snoop Dogg (voice)

Morgan Neville
Morgan Neville (voice)

Pusha T
Pusha T (voice)

N.O.R.E.
N.O.R.E (voice)

Oprah Winfrey
Oprah Winfrey (voice - archival footage)

Missy Elliott
Missy Elliott (Voice)

Helen Lasichanh
Helen Lasichanh (voice)

Jimmy Iovine
Jimmy Iovine (voice)

Teddy Riley
Teddy Riley (voice)

Mimi Valdés
Mimi Valdés (voice)

Tyler, The Creator
Teacher (voice)

Carl Sagan
Carl Sagan (archival audio)