Vicky was played by Linda Hamilton in Children of the Corn (1984).
She is the girlfriend of Burt. They arrive at Gaitlin. There she is kidnapped by Malachai and his group under orders of Isaac in order to sacrifice her to "He who walks behind the Rows". She is saved by Burt with the help of Job and Sarah and after the defeat of th cult and the entity, she and Burt decide to adopt them and go away from Gaitlin.
It is implied they report to the authorities what happened in Gaitlin, which will lead to the events of The Children of the Corn II.