Piece by Piece

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)

Shay Haley

Shay Haley (voice)

Oprah Winfrey

Oprah Winfrey (voice) (archive footage)

Missy Elliott

Missy Elliott (Voice)

Helen Lasichanh

Helen Lasichanh (voice)

Jimmy Iovine

Jimmy Iovine (voice)

Rob Walker

Rob Walker (voice)

Teddy Riley

Teddy Riley (voice)

Mimi Valdés

Mimi Valdés (voice)

Tyler, The Creator

Teacher (voice)

Carolyn Williams

Carolyn Williams (voice)

Pharoah Williams

Pharoah Williams (voice)

Rocket Williams

Rocket Williams (voice)

Nigo

Nigo (voice)

Helen Williams

Helen Williams (voice)

Jon Platt

Jon Platt (voice)

Tina Johnson

Additional Voices (voice)

Andrew Coleman

Additional Voices (voice)

Monique Hawkins

Additional Voices (voice)

Nathaniel 'Fam-Lay' Johnson

Additional Voices (voice)

Alan Sharps

Additional Voices (voice)

Steve Stoute

Additional Voices (voice)

Maria Williams

Additional Voices (voice)

Charlie Willson

Additional Voices (voice)

Carl Sagan

Carl Sagan (voice) (archive sound) (uncredited)

Leonard Nimoy

Spock (voice) (archive sound) (uncredited)