|Portrayed by||Anne Heche|
|Films||I Know What You Did Last Summer|
Melissa 'Missy' Egan is the daughter of the late Karen and Christopher Egan of Southport and older sister of the Benjamin Willis Murdered Southport former Varsity Football star David Egan.
She is portrayed by Anne Heche in both I Know What You Did Last Summer.
I Know What You Did Last SummerEdit
Julie James following her ominous note and Barry's run-through aling with Helen visit the Egan Residence where they find the sister of David Egan Missy who has been living by herself in a scrub country lifestyle.
She tells Julie how David had a girlfriend named Susie Willis who died in the wreck two summers ago and that David blamed himself for Susie's death.
She also mentions a young man who claims he was a friend of David's had came by asking similiar questions and said his name was Billy Blue.
Missy appears twice for Julie and the second time where it is just Julie visiting she gets into an argument with Missy over her brother David being the one they hit with their car last July the 4th when in actual fact they collided with his murderer Benjamin Willis the father of Susie.