Sebastian Stan felt differently while walking the streets of New York City during the “A Different Man” production.

Stan, who spends less than half of the film under prosthetics to play a man suffering from a facial disfigurement, explained at the New York City premiere of the feature that he felt as though he was treated differently by people when donning the makeup.

As prosthetic artist Mike Marino, who was behind “The Penguin” and “The Batman” looks, was working on a series of other projects at the time of indie film “A Different Man,” Stan explained that sometimes he would be wearing his prosthetics for up to three hours before shoot time.

“And then I had this time, so I would walk down the street, get a coffee. I was too scared to do it alone, like I had to have my friend with me,” Stan said during the New...