However, he wasn't planned to be in [Honey I Shrunk the Audience] at all. "It was totally by mistake," Idle says. "I was sitting in a bar with Marcia Strassman (who plays Diane Szalinski) and she said that the actor in this movie she was about to work on had fallen ill. And I said, as a joke, 'Well, I'm not doing anything tomorrow.' So, the next day they called up and said, 'Can you come and be in it?'" Can you picture anyone else as Dr. Nigel Channing?