Shortly before Saturday Night hit theaters last October, O'Brien told EW that he had his doubts about his physical resemblance to the Ghostbusters actor — or any other original ...

Dylan O'Brien's onscreen looks have only gotten hairier ... When asked if he preferred sporting his own facial hair rather than a fake mustache, O'Brien admitted, "I'm a little biased, but yeah.

Actor Dylan O’Brien revealed the careful preparation behind ... though O’Brien revealed that while his facial hair in “Twinless” is real, his mustache for his role as a young Dan Aykroyd ...

Dylan O’Brien opened up about the tough challenge he faced while transforming his looks to resemble Dan Aykroyd’s in Saturday ...

"We shot [Twinless] before Saturday Night, and that was not my mustache — that was a fake one," O'Brien said of the Saturday Night Live biopic. "They made me wear a fake one for Aykroyd because they ...