Which evil child is most terrifying in movie history?

Esther, Orphan (2009)

Damien Thorn, The Omen (1976)

Henry Evans, The Good Son (1993)

Joshua Cairn, Joshua (2007)

Rhoda Penmark, The Bad Seed (1956)

Mary Tilford, The Children's Hour (1961)

Samara Morgan, The Ring (2002)

Regan, The Exorcist (1973)