Jamie Lee Curtis in Halloween (1978)
Laurie Strode
Discuss the topic here. #NationalBabysitterDay
Related Title: Jack-Jack Attack (2005)
Consolidated Answer Option
Carol Kane Original: When a Stranger Calls (1979) and Camilla Belle Remake: When a Stranger Calls (2006)
Consolidated Answer Option
Rolf Lassgard Original: A Man Called Ove (2015) and Tom Hanks Remake: A Man Called Otto (2022)
Related Title: Curfew (2012)
Sequel: Babysitting 2 (2015)
Mary Anne Spier (as pictured example)