That's what the cast of "Interstellar" learned working on Christopher Nolan's latest sci-fi epic, which premiered in New York on Monday night at the AMC Loews Lincoln Center.
"We got steel kidneys, because there was a long time between pee breaks," said Bill Irwin, who plays the voice of the robot TARS. "In the scenes where there was a lot of water, there was a chemical toilet on stilts, but there was a line." Irwin notes that of the actors playing astronauts in the film...
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