Question: Do both directors of films Serenity (2005 Film) and Truthful Tulliver share the same nationality?
Sentence (from "Serenity (2005 film)"): It was released in North America on September 30, 2005 by Universal Pictures to generally positive reviews and several accolades, including the Hugo Award for Best Dramatic Presentation, the Prometheus Special Award and the Nebula Award for Best Script, but underperformed at the box office.
Relevant evidence: No