Your insurance companies are going to end up battling it out between themselves. The police aren't going to issue you a citation for something which happened in your own driveway.
it will drive but when in reverse it wont move
Drive...
No
I would not drive a man's car if his wife said I couldn't no matter what. Legally, the person who is the policyholder on the insurance and the owner of the vehicle has to give you permission to drive. If you drive it on a regular basis, you must be listed as a driver on the insurance policy. If you drive the car without permission, and have an accident, you will not have coverage under the insurance policy.
If youare properly insured and licensed to drive, and you have your friends permission then yes, you can drive their car.
YES (with the owner's permission)
The unauthorized driver will be held responsible, unless there's proof that the vehicle owner did grant that person permission to drive.
transmission is gone.
crankshaft
Yes.
yes. anyone can drive your car with your permission.
With your permission, yes.