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The film also stars Amy Seimetz as Gabe 's ex-wife Shannon and Alfredo Maduro as Ernesto 's former partner Luis , both of whom are still involved in their ex-partners ' lives .
 Amy Seimetz
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Amy Seimetz