A mysterious old friend of Grandpa Frankenstein shows up one night on the doorstep of Cacklefur Castle. He's a vampire . . . and he needs the von Cacklefur family's help. His ancient castle has been infested by strange and troublesome monsters and ghosts.... [More...]

This NEW Geronimo Stilton series spinoff stars spooky, silly Creepella von Cacklefur!
Creepella von Cacklefur and her niece, Shivereen, visit scary Squeakspeare Mansion. There they meet Bobby Squeakspeare, a descendent of the famouse writer, William... [More...]

Billy Squeakspeare needs Creepella's help. Someone's been digging holes around Squeakspeare Mansion at night, and Billy wants to find out who it is. The dangerous, legendary pirate Morgan Darkwhisker is said to have buried his long-lost treasure near... [More...]

It's time for Mysterious Valley's most anticipated competition of the year! The mouse who performs the best rhymes for the public and judges will be crowned Greatest Poet. Creepella's father, Boris von Cacklefur, has a secret weapon for the championship... [More...]