Yes, I am acting like that because I thought that virtually everyone was familiar with Stephen Hawking. That synthesized voice has become synonymous with Stephen Hawking. He even appeared on The Simpsons.

So, yes, I am stupefied that you weren't familiar with it, at least given the fact that you were someone who wanted to watch Masters of Science Fiction in the first place. If it was Masters of Romantic Comedy, I could probably understand your confusion better.