Communication Prof. Todd Rosenthal had to consider some unusual factors when putting together the set of “The Doppelgänger” — for example, he had to make sure he could wash fake blood stains out...

“When I first started on television, people, and even my own manager at the time, would tell me I had to make all of these changes. But you have to stand up and say, 'There's nothing wrong with me or...