Bertha Mendenhall is a fictional character portrayed by Diana Douglas in the TV series ER.
In the first episode they appeared in, titled Heal Thyself (season 15), they were 85 years old.
They appear in 1 episodes out of a total of 331 aired
Episodes1
Heal Thyself
episode S15.E7 november 2008Trying to rescue a three-year-old girl from drowning in a nearby lake, Banfield is reminded of her own experience at County with Dr. Greene caring for her son.