Cast of Castle

Nathan Fillion portrays Richard Castle, a renowned crime novelist who becomes involved in solving real-life mysteries alongside Detective Kate Beckett. Castle's wit, charm, and unconventional methods make him a valuable asset to the team.

Stana Katic plays Kate Beckett, a skilled detective who initially views Castle as a nuisance but eventually becomes his partner in crime-solving. Beckett is a determined and intelligent investigator with a complicated past that adds depth to her character.

Molly C. Quinn portrays Alexis Castle, Richard Castle's intelligent and resourceful daughter. Alexis is shown to have a close relationship with her father and is often involved in the investigation process, showcasing her own deductive skills.

Jon Huertas portrays Javier Esposito, a detective and part of Beckett's team. Esposito has a tough exterior but is still a loyal and dedicated friend. He brings a tough, street-smart perspective to the investigations.

Seamus Dever plays Kevin Ryan, a detective and Esposito's partner. Ryan is described as a by-the-book cop with a strong moral compass. He is known for his loyalty and dedication to the team.

Susan Sullivan portrays Martha Rodgers, Richard Castle's mother. Martha adds a touch of drama and humor to the show as she navigates her career as a stage actress while supporting Castle's crime-solving endeavors.

Tamala Jones plays Lanie Parish, a medical examiner and Beckett's close friend. Lanie is a strong and independent character who provides valuable insights into the cases through her forensic expertise.

Toks Olagundoye plays Hayley Shipton, a private investigator and Castle's confidante. Hayley brings a fresh perspective and technological expertise to the team, assisting Castle and Beckett in their investigations.