Sounds like Apollo could benefit from some play therapy! He probably has a ton of energy to burn at his age, and needs a more structured outlet. Maybe if you set aside some regular "Apollo time" to help him get his ya-yas out, he'd be less inclined to take his exuberance out on you and your family members. There's a great article on this subject here:
http://www.littlebigcat.com/health/play-therapy/