Posey's performance on Teen Wolf earned him numerous accolades.
At the start of Season 5, Posey became a co-producer of Teen Wolf and hosted episodes of the Teen Wolf after show Wolf Watch.
Tyler was born in Santa Monica, California and lives in the Los Angeles area. His heritage is Irish, English, & Mexican.
He developed an early interest in the arts and began his acting career performing on stage with his actor/writer dad, John Posey, at the age of six. They later worked in TV and film together and John Posey has appeared along side his son in a series of Teen Wolf webisodes.
His first major role came from the series Doc where he played Raul Garica from 2001 to 2004.
Tyler has worked steadily in both TV and film since the age of eight appearing in feature films Collateral Damage, Legendary and Maid in Manhattan and popular television shows Smallville, Brothers & Sisters and Lincoln Heights
After his success on Teen Wolf, he appeared in an episode of Workaholics on Comedy Central, had a small role in the film Scary Movie V and appeared in the Kevin Smith film Yoga Hosers in 2015.
In 2017, Posey joined the cast of Jane The Virgin as the title character's love interest. He plays a bi-sexual comic book artist named Adam.
In 2017, it was widely reported that Posey would appear in the third season of the MTV slasher series, Scream. However, there is little evidence he was actually on set in Georgia as the show filmed in Atlanta suggesting his role is minor. In the same year, Posey was cast as Lucas in the Blumhouse supernatural thriller film Truth or Dare. The film was released in theaters on April 13, 2018.
He is also a singer/songwriter, plays lead and bass. He was formerly the front man for the band "Lost in Kostko" (A.K.A Disappearing Jamie).