5250
The film stars Vivian Rich , David Lythgoe , Charlotte Burton , Jack Richardson , B. Reeves Eason , Perry Banks , Louise Lester , and Harry von Meter .
 Vivian Rich, David Lythgoe, Charlotte Burton, Jack Richardson, B. Reeves Eason, Perry Banks, Louise Lester, Harry von Meter
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 Vivian Rich, David Lythgoe, Charlotte Burton, Jack Richardson, B. Reeves Eason, Perry Banks, Louise Lester, Harry von Meter