Here's a list of the heads:
Custom Batman--also have the body that came with it. It's a BBI G.3 with a long neck connector the head fits on
HT Advanced TT head==Dominic Purcell
HT Perseus--pending
HT Harvey Dent (I may have his sport jacket too)
Loading Toys Statham--has a neck connector
Loading Toys Soap--has a neck connector---pending
HT TTM 19
HT Prince of Persia--no longer available
DID Screaming Kurt Dorr
Custom Greydeath Deadpool--has a neck connector
Pearl Unlimited (I think) Zombie Cheerleader head/hands