Queen Betsy
1. Undead and Unwed (2002)
2. Undead and Unemployed (2004)
3. Undead and Unappreciated (2005)
4. Undead and Unreturnable (2005)
5. Undead and Unpopular (2006)
6. Undead and Uneasy (2007)
7. Undead and Unworthy (2008)
8. Undead and Unwelcome (2009)
Betsy the Vampire Queen (omnibus) (2005)

Alaskan Royal Family
1. The Royal Treatment (2004)
2. The Royal Pain (2005)
3. The Royal Mess (2007)

Wyndham Werewolf
1. Love's Prisoner (2000) (in Secrets 6)
2. Jared's Wolf (2002) (in Secrets: 8)
3. Derik's Bane (2005)

Cyborg series
1. Hello, Gorgeous! (2005)
2. Drop Dead Georgeous (2006)

Jennifer Scales (with Anthony Alongi)
1. Jennifer Scales and the Ancient Furnace (2005)
2. Jennifer Scales and the Messenger of Light (2006)
3. The Silver Moon Elm (2007)
4. Seraph of Sorrow (2009)

Fred the Mermaid
1. Sleeping with the Fishes (2006)
2. Swimming Without a Net (2007)
3. Fish Out of Water (2008)

Secrets 6 (2000) (with Sandy Fraser, Alice Gaines, Angela Knight and Sandy Tetzlaff)
Naughty or Nice (2001) (with Lani Aames and Treva Harte)
Secrets: 8 (2002) (with Jeanie Cesarini, Alice Gaines and Liz Maverick)
Cravings (2004) (with Laurell K Hamilton, Eileen Wilks and Rebecca York)
Perfect for the Beach (2004) (with Janelle Denison, Lori Foster, Morgan Leigh, Erin McCarthy and Kayla Perrin)
How to Be a Wicked Woman (2004) (with Susanna Carr and Jamie Ann Denton)
Merry Christmas, Baby (2004) (with Susanna Carr, Donna Kauffman, Erin McCarthy, Lucy Monroe and Nancy Warren)
Men at Work (2004) (with Nina Bangs, Janelle Denison and Erin McCarthy)
In Other Worlds (2005) (with Camille Anthony and Angela Knight)
Charming the Snake (2005) (with Camille Anthony and Melissa Schroeder)
Kick Ass (2005) (with Jacey Ford, Angela Knight and Maggie Shayne)
Mysteria (2006) (with P C Cast, Susan Grant and Gena Showalter)
Fangs Again (2006) (with Susan Grant and Alesia Holliday)
Surf's Up (2006) (with Nina Bangs and Janelle Denison)
Valentine's Day Is Killing Me (2006) (with Susanna Carr and Leslie Esdaile)
Demon's Delight (2007) (with Emma Holly, Catherine Spangler and Vickie Taylor)
No Rest for the Witches (2007) (with Lori Handeland, Cheyenne McCray and Christine Warren)
Over the Moon (2007) (with Virginia Kantra, Angela Knight and Sunny)
Mysteria Lane (2008) (with P C Cast, Susan Grant and Gena Showalter)
Faeries Gone Wild (2009) (with Lois Greiman, Michele Hauf and Leandra Logan)

Bite (2005) (with Laurell K Hamilton, Charlaine Harris, Angela Knight and Vickie Taylor)
Dead and Loving It (2006)
Dead Over Heels (2008)

Bad Boys Anthologies (with Karen Kelley and Nancy Warren)
Bad Boys with Expensive Toys: Fourteen Million Dollar Poodle / World is too Darned Big / Anything you Can Do (omnibus) (2004)

Wicked Women (with Jennifer Apodaca, Nancy J Cohen and Amy Garvey)
Wicked Women Whodunit: Ten Little Idiots / Single White Dead Guy / Fast Boys / Three Men and a Body (omnibus) (2005)