There had been many incarnations of the characters that eventually made its way into the television show as the main cast. Listed here are the bios of the final drafts that the audience saw.
Thanks to http://www.thelegacy-ws.com/ for the bios and continued support. You guys rock!
If anyone out there wants to share their info, please feel free. Credit of course will be given.
Bios:RPG
Bios:SERIES
Derek Rayne, PhD Nick Boyle Alex Moreau Rachel Corrigan
Kat Corrigan Father Philip Callahan Julia Walker Kristen Adams
William Sloan