Actor who is best known for starring as Mike Wheeler on the Netflix series Stranger Things. He also plays Richie in the 2017 horror film It and its 2019 sequel, It: Chapter Two. He voiced the character Pugsley in the 2019 movie The Addams Family and he has a starring role in the blockbuster film Ghostbusters: Afterlife.
He is a musician. He plays bass and guitar and was a member of the band Calpurnia from 2017 to 2019. He later became one half of the indie-pop duo The Aubreys.
He has a brother named Nick Wolfhard. His parents are Eric Wolfhard and Mary Jolivet.