The inspiring biography of the discoverer of the cure for pellagra and his difficulties in determining that the disease was simply a result of diet deficiencies.The inspiring biography of the discoverer of the cure for pellagra and his difficulties in determining that the disease was simply a result of diet deficiencies.The inspiring biography of the discoverer of the cure for pellagra and his difficulties in determining that the disease was simply a result of diet deficiencies.
John Nesbitt
- Self - Narrator
- (voice)
Barbara Bedford
- Self - Sick Farmer's Wife
- (uncredited)
Helen Brown
- Self - Bit Role
- (uncredited)
Edward Hearn
- Self - Prisoner
- (uncredited)
Wally Maher
- Self - Second Doctor at Prison
- (uncredited)
