Miles Corwin is a minor character first introduced in Season 3 of Pretty Little Liars. He is portrayed by Andrew Elvis Miller.
Miles Corwin is a Private Investigator that Spencer Hastings hired to follow Toby Cavanaugh and find information on the location of the A-Lair.
Out of the Frying Pan, Into the Inferno
Spencer meets with the mysterious man named Miles at a coffee shop. It is revealed that he is a private investigator that she is paying for his services.
Dead to Me
Miles meets Spencer in an empty alley to tell her what he learned about the A lair.
In I'm Your Puppet, the body that Emily and Hanna found in the morgue looked exactly like him. Despite this, Bryan Holdman stated on Twitter that it wasn't him.