Continuity mistake: During the final fight, Peter's dagger sheath disappears after jumping and then grabbing onto the rope.
Continuity mistake: After Captain Hook tricks Peter into promising not to fly, Peter's dagger sheath disappears after being pushed off the sails.
Continuity mistake: After Peter Pan's dagger was thrown away, the dagger is back in its sheath.
Continuity mistake: Peter Pan's dagger is usually shown with a pommel, but after being caught by Captain Hook and thrown away behind him mid-combat, the handle has a different appearance.
Continuity mistake: At Hangman's tree, while the Lost Boys dance, Wendy grabs Michael's feather and tomahawk and lays them on the floor. A shot later they're nowhere to be seen.
Continuity mistake: When Mrs. Darling is about to leave and Wendy is dozing, her pillow swaps from being opened and striped inside, to fully closed and totally white.
Continuity mistake: When Hook sits down to get a shave his chair is a couple meters away from the side of the ship. A shot later it's centimeters away.
Continuity mistake: When the bomb explodes, Wendy and the kids disappear from the side of the ship, only to reappear in the close-up.
Audio problem: When the mermaids are nagging Wendy they cry "Oh please!" "I insist!" but their mouths aren't moving.
Continuity mistake: When Michael checks who's underneath the moving tree, the tomahawk on the ground disappears between shots.
Continuity mistake: After Michael grabs the tomahawk stuck on a tree he walks to an area with grass. In the close-up he is standing on sand.
Continuity mistake: When John and the kids walk by the Native American area, in the aerial angle the Native American's footprints disappear.
Continuity mistake: When the ship turns to gold and starts to fly everyone disappears.
Continuity mistake: After Hook swims away, Wendy asks Peter where are they going to. The rope behind her swaps positions between shots.
Continuity mistake: Peter cuts Hook's hat and feather. When Hook swims away, Peter grabs the hat to impersonate Hook and the hat is fixed.
Deliberate mistake: When the kids are in the crow's nest fighting the pirates, dozens of stones and arrows fly out of nowhere, despite the kids just having a handful. Check for the kid with the blowpipe: He manages to blow dozens of rocks out of nowhere. There's even a shot where arrows and stones are flying from all over the place despite the fact that a shot later the kids are crouching.
Continuity mistake: When Nana is sent outside and holds the rope, the length of the short end increases between shots.
Continuity mistake: When the movie begins and Mrs. Darling grabs a hairpin, a bottle on the table disappears between shots.
Continuity mistake: When Peter is setting sail to London, the empty dagger sheath has disappeared.
Continuity mistake: After Tinker steps on Hook's map and draws an X where Peter is, the X and the ink spots on the paper disappear.
Answer: In the original stage play by J.M. Barrie, he was a bank clerk. I don't think what he did for work was brought up in the 1953 film.
Bishop73