"Romance of Radium" (Reparto)

Actores principales

• Pete Smith

  Personaje: Narrator (voice)
• Margaret Bert

  Personaje: Nurse (uncredited)
• André Cheron

  Personaje: Henri Antoine Becquerel (uncredited)
• James Conaty

  Personaje: American Scientist (uncredited)
• Eddie Hart

  Personaje: Photographer (uncredited)
• Emmett Vogan

  Personaje: Pierre Curie (uncredited)