Romance of Radium (фильм)

Pete Smith

Роль(и): Narrator (voice)

Margaret Bert

Роль(и): Nurse (uncredited)

André Cheron

Роль(и): Henri Antoine Becquerel (uncredited)

James Conaty

Роль(и): American Scientist (uncredited)

Eddie Hart

Роль(и): Photographer (uncredited)