Matthew McConaughey is one of the biggest names in Hollywood, but even he can't remember the name of one of his most well-known characters from the hit Christopher Nolan movie Interstellar . McConaughey most recently starred alongside America Ferrera in The Lost Bus , the docudrama and survival thriller based on accounts of a rescue that happened during the 2018 Camp Fire.

Featured by VT and Four Nine , McConaughey and Ferrera were prompted to quiz each other about some of their most famous movies. While Ferrera struggled to name all the discontinued Barbie dolls that appeared in Barbie , McConaughey couldn't remember his Interstellar character's full name. When initially asked the question, McConaughey said: " Maybe I did [know], but I don't right now. "

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