Neslen is a fictional character portrayed by Les Lannom in the TV series ER.
In the first episode they appeared in, titled The Storm: Part 2 (season 5), they were 52 years old.
They appear in 1 episodes out of a total of 331 aired
Episodes1
The Storm: Part 2
episode S5.E15 february 1999When a school bus becomes involved in an accident, Mark assists paramedics with treating injured children; Weaver makes a discovery regarding a colleague.