Beware the stare of Mary Shaw. She has no children, only dolls. And if you see her in your dreams, be sure to never, ever scream or she'll rip your tongue out at the seam.
Billy the Puppet in Wan/Whannell films outside of the Saw franchise:
DEAD SILENCE (2007) dir. James Wan
DEATH SENTENCE (2007) dir. James Wan
INSIDIOUS (2010) dir. James Wan
UPGRADE (2018) dir. Leigh Whannell
THE INVISIBLE MAN (2020) dir. Leigh Whannell