Only if you know how to catch the push rod that releases the lock inside the door.
Can I Get Into My Car With Slim Jim It Has Power Locks And It's A 2005 Ford Mustang?
This is a skill that must be learned but it does work! You might want to practice if possible before attempting on your vehicle and also such factors as your cars options, Manual or auto windows, locks, etc.. Finding someone that will let you practice on there car may even be more difficult?