"John Zinga, a descendent of slaves, has an ancient medallion around his neck and a fragment of song passed down generations. He is an English dockworker with a magnificent voice and a yearning to learn his roots."
Paul Robeson
as John 'Johnny' Zinga
Elisabeth Welch
as Ruth Zinga
Esme Percy
as Gabriel Donozetti
Robert Adams
as Monty
James Solomon
as Native Leader
Tony Wane
as Mandingo (as Ecce Homo Toto)
Ronald Simpson
as Mr. Blane, the Pianist
George Mozart
as Bert Puddick
Jenny Dean
as Marian
Joan Fred Emney
as Nell Puddick
Bernard Ansell
as Sir James Pyrie (as Bernard Ansell)
Johnnie Schofield
as
Ambrose Manning
as Trader
Arthur Elliott
as - (as Honorable Arthur Eliot)
Cornelia Smith
as Queen Zinga (as Miss C. Smith)
Sydney Benson
as Gate-Keeper (uncredited)
Cathleen Cavanagh
as Woman (uncredited)
Alf Goddard
as Alf, the Bartender (uncredited)
Will Hammer
as Potman (uncredited)
Arthur Williams
as Endobo, the Witch Doctor
Philip Lindsay
Writer
Ingram D'Abbes
Adaptation
Producer
Fenn Sherie
Dorothy Holloway
Story
Claude Wallace
Michael Barringer
J. Elder Wills
Director
Thomas Glover
Director of Photography
Harry Rose
Eric Cross
Jack Beaver
Additional Music
Arthur Alcott
Second Unit Director
Assistant Art Director
Arthur Tavares
Editor
Harold V. King
Sound Engineer
Norman G. Arnold
Art Direction
Henry Passmore
Production Manager
Eric Ansell
Music Director