![Hey, isn't that
Professor Proton?
Hey, isn't that
Professor Proton?](https://content2.mcqstudy.com/ss/tbbt-7-7-00:00:33.123.jpeg.webp)
Hey, isn't that
Professor Proton?
The Big Bang Theory Season 7, Episode 7
![# Here he comes,
Professor Proton. #
# Here he comes,
Professor Proton. #](https://content2.mcqstudy.com/ss/tbbt-11-15-00:01:36.871.jpeg.webp)
# Here he comes,
Professor Proton. #
The Big Bang Theory Season 11, Episode 15
![All right,
Professor Proton fans,
All right,
Professor Proton fans,](https://content2.mcqstudy.com/ss/tbbt-12-16-00:00:04.526.jpeg.webp)
All right,
Professor Proton fans,
The Big Bang Theory Season 12, Episode 16
![No, Professor Proton
came to me in my dream
No, Professor Proton
came to me in my dream](https://content2.mcqstudy.com/ss/tbbt-12-5-00:17:22.432.jpeg.webp)
No, Professor Proton
came to me in my dream
The Big Bang Theory Season 12, Episode 5
![- Professor Proton.
- You're kidding.
- Professor Proton.
- You're kidding.](https://content2.mcqstudy.com/ss/tbbt-6-22-00:00:37.761.jpeg.webp)
- Professor Proton.
- You're kidding.
The Big Bang Theory Season 6, Episode 22