- CAS: Cazarrecompensas Con Apoyo Sobrenatural
- Casa 56
- Casa Al Mare
- Casa de muñecas
- Casa negra
- Casablanca Café
- Casadore: A Spiritscape Chronicles Short Story
- Casamento Aberto
- CascaBelle y la leyenda de Nick'ahal Uleu
- Case File: Randy Nutter
- Case Files of Abigail Collins
- Case No. 1832
- Case of the Curious Crystals
- Case of the Deadly Goddess
- Case of the Missing Coed
- Case of the Vanishing Visitor
- Cashier of the Apocalypse
- Cashing In
- Cashing Out
- Casino der verlorenen Seelen
- Casino Empire
- Casino Infernale
- Casket of Souls
- Cassandra - Sklavin des Wassermanns
- Cassandra Case Files
- Cassandra Goddess of Harmony
- Cassandra Heeded
- Cassandra of Cr'Mere, Book Two of the Lich War Series
- Cassandra the Red Tiger
- Cassandra's Children
- Cassandra's Children
- Cassandra, the Magic Pony
- Casserole Diplomacy and Other Stories
- Cassia
- Cassidy: Warrior Princess in Training
- Cassie Hevans and A Christmas Carol (in July)
- Cassie Palmer Novels 1-5
- Cassie Palmer Series
- Cassie Scot: ParaNormal Detective
- Cassie's Bears
- Cassie's Dream
- Cassiea
- Cassies Quest
- Cast a Bright Shadow
- Cast a Cold Eye
- Cast in Angelfire
- Cast in Balefire
- Cast In Courtlight
- Cast In Deception
- Cast in Faefire
- Cast in Flame
- Cast In Fury
- Cast in Godfire
- Cast in Hellfire
- Cast In Honour
- Cast In Ruin
- Cast In Secret
- Cast in Silence
- Cast in Sorrow
- Cast in Stone
- Cast Into Twilight
- Casta Nera
- Castalia Ever After
- Castaways in time
- Castaways of the Flying Dutchman
- Castello di Carte - Le Cronache di Kerrigan
- Castelo da lágrimas
- Castelo de Cartas
- Castelubin en Gévaudan #1
- Caster's Unfriendly Ghost
- Castigation
- Castillo
- Castine, Bittersweet Outcome: Part 4
- Castine, Child's Play: Part 1
- Castine, Then There Were Two, Part 3
- Casting A Spell
- Casting Curses
- Casting In Stone Book One of the Averraine Cycle
- Casting Souls
- Castle and Crown
- Castle Chansany, Volume 1
- Castle Charming
- Castle Dark
- Castle Dor
- Castle Dreams
- Castle Entime
- Castle Falcon
- Castle Magic And The Sinister Encroaching Fir Wood