Jake Gyllenhaal was injured during filming of his upcoming movie Nightcrawler and was taken to hospital after severely cutting his hand.
The actor punched a mirror during a scene and required stitches but has since returned to work.
A spokesperson for Gyllenhaal said in a statement, "Jake was indeed filming Nightcrawler when during the shooting of an intense scene his character purposefully banged his hand into the mirror.
"Unfortunately the mirror broke and Jake's hand cut up. He got numerous stitches at the ER and was released. He already returned to set for work."
The 32-year-old Prisoners star plays a man drawn into the world of freelance crime journalism in the film.