Negligence law compensates for actual damages, not what 'could have' happened. Nonetheless, shooting target practice towards a public area where it is known that people are gathered appears to comprise fairly clear breach of duty. Think about it and at least take advantage of a free consultation with an attorney. [More At Blue Link Below]
Law Offices of Andrew D. Myers, North Andover, MA & Derry, NH provide answers for informational purposes only. Actual legal advice can only be given by an attorney licensed in your jurisdiction, thoroughly familiar with the area of the law in which your concern lies. This creates no attorney-client relationship.
Assuming they have a mortgage on their house or, if renting the landlord has a mortgage, then they will surely have property insurance that will cover personal injury caused by activity on the premises. A good personal injury attorney will only charge a third of what you recover from the insurance company. Call my office or another Avvo rated lawyer to take your personal injury case. Don't feel guilty you are entitled to receive compensation for your close call
You were shot in the back with an arrow. No need to feel guilty. You are entitled to pain and suffering. Get a good personal injury attorney in your area. Good luck.
The above is general information only and is not legal advice. The information provided does not form an attorney-client relationship, and should not be relied upon to take or refrain from taking any action. I am not your attorney until we sign a retainer agreement.
You should not feel guilty about filing a claim against the homeowner. It should be covered by their homeowners insurance. If they have no homeowners insurance, filing suit might be an exercise in futility anyway. Those that do not carry homeowners insurance typically have no assets against which a judgment could be recovered.
Shooting an arrow toward a public park is very negligent and arguably reckless. You should not be forced to bear the burden of medical expenses and other damages due to the negligence of the father, no matter how sympathetic the situation might seem.
This is not intended as legal advice but as a general overview of the topic. This answer does not in any way create an attorney client relationship. Every case is different and personal injury law can be quite complex. There is no substitute for the individualized analysis and evaluation of your situation by experienced personal injury attorney.