There's been some changes of band members over the years, and it's still going on, but this is what HELLOWEEN looks like today:

Vocals	Guitar	Guitar	Bass	Drums
Andi Deris		Michael Weikath	Markus Grosskopf	Mark Cross

Former members

Roland Grapow	Uli Kusch	Ingo Schwichtenberg	Michael Kiske	Kai Hansen