I am not saying it is but could well be Robin Williams.
You don't actually believe what you're typing, do you?
You making it out to be a impossibility a actor is playing some, any character. Actors job is to lie, pretend impose make believe, some are better on the job as others. Most are flat out broke will take (must take) any job offer floating there way.
However after going on a discovery mission Melinda's real name is
Melvin, Spouse William Henry "Bill" "Trey" Gates
Trey = three pips
So that's done, Melinda Ann (
Melvin/male gender) Gates née French
What about Melinda "ex" Gates? That one looks suspicious too. Weird, nobody mentioned it.
Can happen that Melvin becomes Melinda when father is apollo aerospace engineer.
Wearing the right glasses, whaaat...