Pretty young Barri Murphy witnesses a gangland rubout, compelling her to head for the hills. The killers want to silence Barri for keeps, not only because of what she's seen but because of possible retaliation. You see, the victim was Barri's boyfriend. The fox-and-hounds pursuit ends up in Texas, allowing for mucho car chases and smashups. No doubt about it: Action USA delivers what the title promises. PS: Are you surprised that Cameron Mitchell and William Smith are in the cast?