Carl Lumbly

Isaiah Bradley

Dick Halloran

Inmate

Sam Yarbrough

Mac Brashear

Mr. Wilson

John Parker

Martian Manhunter (voice)

Bork

Lieutenant Lou Baker

Silas Stone (voice)

Additional Voices (voice)

Judge Spencer Boyle

J.M. Hoagland

Isaiah Bradley (archive footage)

Quirke

Dr. Ellis Parks

John Horse

Ali

J'onn J'onzz (voice)

Ron Dellums

Miles Davis (voice)

Other Voices (voice)

Uncle S'Yan

J'onn J'onzz (voice)

Junior

Lute McNeil

Nat Turner - Gray

Bud Penniman

Willie

Dr. Weiss

Nightjohn

J'onn J'onzz / Martian Manhunter (voice)

Addison

Keshah

Narrator

Floyd Ween

The Father

Dr. Miles Hawkins

Narvel Blue

Bobby Seale

Denmark Vessy

Samuel Nujoma

Detective Mollo

Self

Martian Manhunter

Martian Manhunter

Rev. Lowell

Mambulu

Marcus Petrie

Cal (segment "The Boy Who Painted Christ Black")

-

Ray Cowan

Self

Charlie Walker

Rodrigo

Donald Thornton

Theseus

Kurt Walling

Beau Hindley

Abe Clarke

Loan Officer (voice)

Saint

Theseus

Marcus Duff

Charles Langston

Cordell Baker (2008)

Lead Prison Guard / Vampire Bat (voice)

M'aatt M'orzz (voice)

Lt. Danny 'Bulldog' Novacek

Jeff Breckenridge

Ty Bennett

Graham Baker

Mark Petrie

Tornado Champion / Tornado Tyrant (voice)

Myr'nn J'onzz

Walter Dion Burkes

Isaiah Bradley

Alterus (voice)

Lamm

Earl Williams

J'onn J'onzz (voice)

Stalker / Officer Williams (voice)

Delavenne

-

Lukas Imani

Dr. Henry Carter

Martian Manhunter (voice)

James Langdon

C. Auguste Dupin

Colonel William Marcus (voice)

Willis Thompson

J'onn J'onzz (voice)

Dr. Miles Hawkins

Narrator (voice)

-

Customer #2

-

Tumbulu (voice)

Dan (segment "A View Through the Window")

Tom Calloway

Pastor Leon Wright

-

Alphonse

-

Marcus Dixon

-

-

Uncle S'Yan (voice)

Jackson Turner