23906
The film stars Joseph Gordon-Levitt and Zooey Deschanel , and employs a nonlinear narrative structure , with the story based upon its male protagonist and his memories of a failed relationship .
 Joseph Gordon-Levitt, Zooey Deschanel
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:
 Joseph Gordon-Levitt, Zooey Deschanel