During the beginning scene in which Rose is searching for her daughter, Sharon, she stops for a moment under a bridge. Behind her, in graffiti, is the name "Cheryl," which was the name of the lost girl in the video games. "Cheryl" was changed to "Sharon"... more
In the first section where they are looking for Sharon, The mother s in the tunnel where she drops the teddy bear and starts to run. Pause as she leaves the scene and you will see a basic drawing of pyramid head in the bottom right corner.