In Buenos Aires, 17-year-old Bennie seeks out his estranged brother Tetro, a once-promising writer haunted by their family’s past. As Bennie uncovers Tetro’s hidden manuscript, old secrets and rivalries resurface, forcing both men to confront the truth about their father and the tangled legacy that tore their family apart.

Vincent Gallo
as Angelo 'Tetro' Tetrocini

Alden Ehrenreich
as Bennie Tetrocini

Maribel Verdú
as Miranda

Klaus Maria Brandauer
as Carlo

Silvia Pérez
as Silvana

Rodrigo de la Serna
as José

Érica Rivas
as Ana

Mike Amigorena
as Abelardo

Lucas Di Conza
as Young Tetro

Adriana Mastrángelo
as Ángela