Penny Dreadful (2014)

S1E8 Grand Guignol

Haunted by a vision of the Grand Guignol, Vanessa, Sir Malcolm, Ethan, Dr. Frankenstein, and Sembene venture into an abandoned theater. Inside, they are faced with manifestations of their deepest fears, forcing them to confront the shadows of their pasts. As the eerie atmosphere intensifies, the group must unite to overcome the terrors that lurk within the darkened halls, threatening to consume them.