A 28-year-old paramedic with telepathic abilities who learns to control his powers. He transitions from ambulance work to a special consultant for the IIB, helping solve high-profile cases while managing the severe emotional and physical toll of reading criminal minds.
Michelle becomes Toby's official IIB supervisor and primary investigative partner, providing structure and backing for his telepathic work.
Ray serves as Toby's emotional anchor and professional guide, bridging his paramedic life with his psychic abilities and family history.
Maya represents Toby's unresolved maternal lineage, driving his personal mystery arc from S1 clues to a S5 reunion.
Becker represents institutional pressure and suspicion, clashing with Toby's methods before his own corruption is exposed.
Charlie is Toby's primary police liaison in S1, fostering a deep professional trust that ends tragically.
Magnus is a brilliant criminal mastermind who challenges Toby telepathically and psychologically, serving as a recurring antagonist.
Dev provides crucial technical and cyber-investigation support, operating as Toby's reliable field partner and friend.
Tia's investigative drive and emotional distance create a magnetic romantic tension, later deepening into a partnership exploring Toby's origins.
Their romantic history creates underlying tension, later transforming into a life-saving professional alliance during the S3 virus outbreak.
Klein serves as the IIB's administrative head, balancing bureaucratic oversight with the necessity of Toby's unique abilities.
Explore the full interactive character relationship map of The Listener