Surveyor #4 is a fictional character portrayed by Eric Chan in the TV series Fringe.
They appear in 1 episodes out of a total of 100 aired
Episodes1
Safe
episode S1.E10 december 2008After a series of mysterious bank robberies, a suspect is found embedded into a wall, causing Walter to realize that they have not only found a way to literally walk through walls, but are looking for something he's made in the past.