An index for tropes regarding those ingenious devices that permit people to walk through completely solid walls unhindered.
Only tropes that literally involve doors belong in this index: Heel–Face Revolving Door, for example, does not. Not transdimensional portals, either; they have to be actual doors.
- Axe Before Entering: Using an axe to cut your way through a shut door.
- Battering Ram
- Big Door
- Bucket Booby-Trap: Putting a bucket of water above a door so that it falls on the next person who opens the door.
- Closed Door Rapport
- Dangerous Key Fumble
- Ding-Dong-Ditch Distraction: Ringing the doorbell and running away before someone answers the door.
- Doom Doors
- Door-Closes Ending: A work ends with the door closing.
- Door Dumb
- Door Focus
- Door Fu
- Door Handle Scare
- Door Judo
- Door of Doom
- Door Roulette
- Door Slam of Rage
- The Door Slams You
- Exploding Closet
- Force-Field Door
- Ghost Butler
- Hairpin Lockpick
- Hooking the Keys
- Improvised Lockpick
- Interchangeable Antimatter Keys
- Key Confusion
- The Key Is Behind the Lock
- Key Under the Doormat: Someone keeps a key under the doormat in case they get locked out.
- Knocking on Heathens' Door
- Locked Door
- Locked in the Bathroom
- The Lonely Door
- Luck-Based Search Technique
- No Entrance: For the distinct lack of any sort of door or entrance.
- Ominous Knocking
- Ominously Open Door
- Open-Door Opening
- "Open!" Says Me: Someone breaks down the door, rips it off, kicks it open, or destroys it somewhat, before entering.
- Open the Door and See All the People
- Our Doors Are Different
- Paper Key-Retrieval Trick
- Portal Door
- Real Fake Door
- Scooby-Dooby Doors: A chase sequence where everyone runs through a hallway of doors in improbable ways.
- Shoot Out the Lock
- Skeleton Key Card
- Slow Doors
- Stuck in the Doorway
- Tactical Door Use
- Tae Kwon Door
- There Was a Door: Someone crashes through a wall to get in even though they could've just entered through the door.
- Toyota Tripwire
- We Have the Keys
- Weld the Lock
