8.6
/10
Mr. Lassen is a fictional character portrayed by Willem Dafoe in the TV series The Simpsons.
In the first episode they appeared in, titled The Secret War of Lisa Simpson (season 8), they were 41 years old.
They appear in 1 episodes out of a total of 768 aired so far

Mr. Lassen

by Willem Dafoe

character

Episodes1

  • 7.8
    /10

    The Secret War of Lisa Simpson
    episode S8.E25 may 1997
    Bart is sent to a military school to be disciplined; Lisa, seeking a challenge, enrolls with him, but faces discrimination as the school's only girl cadet.