If you know of anyone not listed here or have more information on any of them, please tell me. Thanks!

Bäckström, Annelie	Sweden (thanks, Whimsey!)
Baker, Helen	London (thanks, Veermima!)
Belsher, Nikki	West End (thanks, Jemima, Cassandra, and Veronica!)
Bolognini, Elisabeth	Hamburg (thanks, Misto Kitty!)
Bonadio, Renee	Understudy in the tour (thanks, Jemeva!)
Bonilla, Mariela	Buenos Aires (thanks, Whimsey!)
Bowden, Sarah	Australia (thanks, Jack!)
Brightman, Sarah	West End (thanks, Yi-Peng!)
Caban, Angel	Understudy (thanks, Crzy4Fishy!)
Callaghan, Emma	Original Melbourne Cast (thanks, Misto Kitty!)
Carnie, Mandy	Hamburg (thanks, Whimsey!)
Casteleyn, Veerle	West End and Antwerp (thanks, Whimsey!)
Combe, Anita	Australia (thanks, Ruth!)
Charters, Lanene	U.S. Touring Company (thanks, Misto Kitty!)
Chiapetta, Frances	First in Hamburg and Toronto (thanks, Veermima and Nancy!)
Chittick, Joyce	U.S. Touring Company (thanks, Misto Kitty!)
Coebly, Siobhan	West End (thanks, Misto Kitty!)
Cooke, Pauline	Hamburg (thanks, Adrian!)
Cruz, Holly	U.S. Touring Company (thanks, Misto Kitty!)
Davies, Alicia	U.K. Tour (thanks, Misto Kitty!)
Dawson, Kathleen	Original L.A. Cast(thanks, Misto Kitty!)
Decker, Tina	Zurich (thanks, Misto Kitty!)
dePova, Patte	Hamburg (thanks, Veermima!)
DeZarn, Teresa	Broadway (thanks, Cicero!)
DiRenzo, Denise	Broadway (thanks, Cicero!)
Dillan, Jessica	Understudy (Tour) (thanks, Jemeva!)
Dorvak, Martina	Original Vienna Cast (thanks, Misto Kitty!)
Duenas, Maru	Mexico (thanks, Misto Kitty!).
Eloranta, Suvi	Amsterdam (thanks, Misto Kitty!)
Fentum, Lucie	West End (thanks, Misto Kitty!)
Fluge, Solrun	??? (thanks, Jemima!)
Franklin, Chelsea	Singapore (thanks, Misto Kitty!)
Frantantoni, Diane	Broadway (thanks, Cicero124!)
Fribo, Louise	West End (thanks, Whimsey!)
Gorman, Danielle	Hamburg (thanks, Misto Kitty!)
Greater, Emily	Leaping Frog Drama Company (thanks, Kate!)
Hamel, Amy	Tour (thanks, Cats!)
Hathway, Melissa	Broadway (thanks, Cicero124!)
Hellqvist, Helena	Hamburg (thanks, Misto Kitty!)
Henshall, Ruthie	London (thanks, Gretchen!)
Hitomi, Kuroda	Original Tokoyo Cast (thanks, Misto Kitty!)
Hogan-Jones, Gina	Australia (thanks, Jack!)
Jay, Alexandra	London (thanks, Cicero124!)
Kater, Sandra	West End (thanks, Whimsey!)
Kastchian, Alaine	Broadway (thanks, Cicero124!)
Kenneth-Brightman, Jennifer	Leaping Frog Drama Company (thanks, Kate!)
Kershaw, Whitney	Broadway (thanks, Yi-Peng!)
King, Emma	Understudy Hamburg; Stuttgart (thanks, Veermima and Whimsey!)
Knight-Adams, Katie	West End (thanks, Misto Kitty!).
Lerosee, Maria Christina	Hamburg (thanks, Whimsey!)
Mancini, Kristi	Hamburg (thanks, Veermima!)
Martin, Janet	Original Toronto Cast(thanks, Misto Kitty!).
Martínez, Ana	Buenos Aires (thanks, Whimsey!)
Mayor, Lisa	Broadway 1993 (thanks, Jemeva!)
McCall, Christi	Tour 1998 - Early 1999 (thanks, Cats!)
Meller, Elisabeth	Vienna (thanks, Misto Kitty!)
Meyers, Jeanine	Broadway (thanks, Cicero!)
Miller, Claci	4th National Tour (thanks, Jemeva!)
Moni, Zsiros	Budapest (thanks, Misto Kitty!)
Nijenhuis, Nancy	Original Amsterdam Cast (thanks, Misto Kitty!)
Nomura, Reiko	Tokyo (thanks, Whimsey!)
Ockert, Carolyn J.	Broadway (thanks, Cicero124!)
Ohlicher, Ann-Marie	Paris (thanks, Whimsey!)
Omagari, Mayumi	Stuttgart understudy (thanks, Whimsey!)
Packham, Tracey	Hamburg (thanks, Veermima!)
Palo, Maiju	Paris (thanks, Misto Kitty!)
Pasanen, Helena	Paris (thanks, Misto Kitty!)
Partridge, Kimberley	London (thanks, Cicero124!)
Pritchard, Tessa	West End (thanks, Misto Kitty!)
Ralabate, Maria Jo	Broadway
Reddin, Naomi	Understudy - Broadway 1993 (thanks, Jemeva!)
Rene, Nikki	Original U.S. III Tour (thanks, Whimsey!)
Rodriguez, Alicia	Understudy - Hamburg (thanks, Veermima!)
Romijn, Niki	Amsterdam understudy (thanks, Whimsey!)
Samuelson, Bethany	Broadway and Hamburg (thanks, Cicero124 and Whimsey!)
Santoro, Susan	Broadway (thanks, Marzi!)
Schudde, Sara	U.S. Troika Tour (thanks, Whimsey!)
Schumacher, Michelle	Broadway (thanks, Cicero!)
Shepard, Tamara C.	Understudy (Tour) (thanks, Jemeva!)
Spellman, Stephani	Hamburg (thanks, Misto Kitty!)
Splitt, Amy	Understudy (thanks, Crzy4Fishy!)
Staring, Meike	Amsterdam understudy (thanks, Whimsey!)
Taylor, Leslie	Original U.S. IV Tour (thanks, Whimsey!)
Taylor, Taffy	West End (thanks, Misto Kitty!)
Tuominen, Tarja	Finland (thanks, Misto Kitty!)
Ursua, Shanna Lyn	Understudy (Tour) (thanks, Jemeva!)
Vandreporte, Agnes	Antwerp (thanks, Misto Kitty!)
van Engelen, Cindy	Antwerp understudy (thanks, Whimsey!)
Vega Duarte, Almendra	Mexico (thanks, Misto Kitty!)
Viverito, Suzanne	Understudy (thanks, Crzy4Fishy!)
Waddington, Lisa	U.K. Tour (thanks, Whimsey!)
Walker, Dana	Broadway (thanks, Cicero!)
Waters, Rachel	Hamburg, Stuttgart understudy (thanks, Whimsey!)
Wellman, Jane	West End (thanks, Misto Kitty!)
Whittard, Katherine	London (thanks, Cicero124!)
Wise, Lindsey/TD>	West End (thanks, Misto Kitty and Jemima57!)
Wodingham, Lisa	London (thanks, Cicero124!)
Wong, Lily-Lee	Understudy (Broadway 1993). Thanks, Jemeva!
Yorke-Bologini, Elisabeth	Hamburg (thanks, Whimsey!)
Zorne, Tia Marie	Hamburg (thanks, Misto Kitty!)