Legal Question in Family Law in Oklahoma

Children's options on dead beat Dads

Can't answer whether you can in your state, but in Tennessee an adult child could pursue back child support from a non-custodial parent, even if the custodial parent does nothing.

Daddy the defendant! pay; pay; pay

Yes, it depends on state law, and in most jurisdictions there are time limits to file the claim; usually some time after the child becomes of legal age. or after being represented. If you know before filing what assets are available you can attach them to secure judgmet, if not you will have the right to discover evidence during the court proceedings.