• 
  Samuel L. Jackson

  Turner (voce)
• 
  John Travolta

  tatăl lui Kyle (voce)
• 
  Susan Sarandon

  dna. Clark (voce)
• 
  Ashley Judd

  dna. Dale (voice)
• 
  Danny Glover

  mecanic tren (voce)
• 
  Oprah Winfrey

  Coretta Scott King (voce)
• 
  Richard Kind

  Mr. Willis
• 
  Theodore Borders

  Martin at age 12

• 
  Jaleel White

  Martin at age 15
• 
  Whoopi Goldberg

  Mrs. Peck
• 
  LeVar Burton

  Martin at age 26
• 
  Angela Bassett

  Miles' Mom
• 
  James Earl Jones

  Daddy King
• 
  Lucas Black

  Randy
• 
  Edward Asner

  Mr. Harris

• 
  Jess Harnell

  Reporter #1/Demonstrator
• 
  Adam Wylie

  Sam Dale

• 
  Chuck Patton

  animation department
• 
  Lenord Robinson

  animation department
• 
  Bayard Rustin

  imagini de arhiva
• 
  Coretta Scott King

  imagini de arhiva
• 
  Martin Luther King

  imagini de arhiva
• 
  Robert F. Kennedy

  imagini de arhiva
• 
  Chuck Patton

  art director
• 
  Eric Allaman

  departament sunet
• 
  Madison Jones

  producător