Brian is a fictional character portrayed by Mason Cotton in the TV series ER.
In the first episode they appeared in, titled Life After Death (season 15), they were 6 years old.
They appear in 1 episodes out of a total of 331 aired
Brian is also portrayed by Arjay Smith, Khleo Thomas and Braden Williams.
Episodes1
Life After Death
episode S15.E1 september 2008The ER staff deals with the aftermath of the explosion including a severely injured doctor.