Question: Are both directors of films Knock Knock (2015 Film) and The Purge (2013 Film) from the same country?
Sentence (from "Knock Knock (2015 film)"): Knock Knock is a 2015 American erotic horror thriller film directed by Eli Roth, who also co-wrote the script with Guillermo Amoedo and Nicolás López.
Relevant evidence: Yes