13877
Meanwhile , Olivia ( Anna Torv ) continues her visions of the deceased John Scott ( Mark Valley ) , and discovers how he related to a deadly psychoactive drug synthesized by Massive Dynamic . "
 Anna Torv, Mark Valley
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Anna Torv, Mark Valley