Visible crew/equipment: Just after Kevin locks Prescott in the freezer, the shot tightens up on the window and you can see a slightly distorted reflection of the cameraperson in the door below the window. It's quite hard to miss as the shot tightens.
Visible crew/equipment: When Natalie, Kevin, and his father are trimming the tree, the camera shows a shot of Natalie pulling a thick red rope-like tree decoration. Watch closely as the shot moves closer to Natalie and you'll see a lovely shadow of the camera person.
Visible crew/equipment: When Molly walks out with Kevin after he gets caught by Prescott in his room, Kevin explains why he thinks Prescott's the inside man. Then, while they are talking at the door, the tip of the cameraman's finger is visible on the very top left hand corner of the shot. It also appears several times in other shots during the conversation until Molly walks away.
Visible crew/equipment: When Kevin is pouring marmalade on his toast, the camera pans to the housekeeper and you can see the shadow of the camera on her outfit.
Visible crew/equipment: In the shower dancing Kevin jumps off the stool and dances towards the shower, while he's dancing towards the shower you see a very clear blue pant leg and running shoe. (00:20:56)
Visible crew/equipment: When Kevin cleans the house which is flooded from the bathroom, you can see a crew member reflected on the wall by the door.
Visible crew/equipment: When Kevin is knocking on the door for Prescott you can see a crew member reflected on the door.
Answer: Molly is wearing all gray suits and gray shoes.