Characters in Maze of Bones

Amy Cahill

A young girl who, along with her brother Dan, discovers they are members of the powerful and secretive Cahill family after their grandmother's death.

Also in One False Note, The 39 Clues, The Viper's Nest, The Emperor's Code, Storm Warning, Into the Gauntlet, Vespers Rising, A King's Ransom, The Dead of Night, The Medusa plot

Dan Cahill

Amy's younger brother; together they race against other branches of the Cahill family to find clues leading to a legendary serum.

Also in One False Note, The 39 Clues, The Viper's Nest, The Emperor's Code, Storm Warning, Into the Gauntlet, Vespers Rising, A King's Ransom, The Dead of Night, The Medusa plot

Ian Kabra

Wealthy, charming British rival from the Lucian branch who manipulates Amy.

Natalie Kabra

Ian's spoiled, ruthless younger sister and fellow Lucian competitor.

Irina Spasky

Former KGB spy competing in the hunt with poison-tipped fingers.

Alistair Oh

Elderly, cane-wielding Korean inventor and untrustworthy occasional ally.

Grace Cahill

The siblings' beloved grandmother whose deathbed change to her will sets the entire hunt in motion.

Also in Vespers Rising

Nellie Gomez

The pierced, music-obsessed au pair who chaperones Amy and Dan across the globe.

Also in Vespers Rising

Saladin

Grace's Egyptian Mau cat, inherited by the children and a recurring companion.

Aunt Beatrice

The children's cold legal guardian who disapproves of the hunt.