Actor Tom Welling accidentally posts explicit photo on Instagram

American actor, Tom Welling has gone viral after accidentally sharing an explicit photo of himself on Instagram while attempting to show fans the view of New York City from his hotel room.

The 49-year-old actor, best known for playing Clark Kent in the hit superhero television series Smallville, reportedly uploaded the image to his Instagram Stories ahead of his appearance at New York Comic Con.

Welling captioned the post, “Hello NYCC,” as he shared a view of the city skyline. However, the window's reflection captured an image of the actor standing undressed inside the hotel room.