At that moment, the Professor realized
Money Heist Season 3, Episode 3
That's Professor Wilkinson's wife.
She's like 80.
The Big Bang Theory Season 3, Episode 12
but the Professor was no hit man.
Money Heist Season 1, Episode 13
We've lost contact with the Professor.
Money Heist Season 3, Episode 6
Professor Rothman.
The Big Bang Theory Season 5, Episode 17