Alex Koslov is a fictional character portrayed by Yaroslav Poverlo in the TV series Fringe.
They appear in 1 episodes out of a total of 100 aired
Episodes1
Earthling
episode S2.E6 november 2009Strange deaths by a mysterious shadow leads the Fringe Team to the scene where they learn that a Russian astronaut was possessed by an alien and his brother is convincing Dr. Bishop to solve the equation to free him.