Wesley Hook, 30, of Pikeville, KY, has been missing since June. His car was found burned in the Robinson Creek area in July, with human remains found inside.
Officials with the Pikeville Police Department say they believe the remains in the vehicle belong to Wesley, although a formal confirmation of the DNA results is still pending.
According to court documents, Enos Little, 47, Krystle Williams, 33, and Eric Deleon, 33, have been indicted on the kidnapping and murder of Wesley Hook.
Williams and Deleon are also being indicted on tampering with physical evidence.
Little, Williams and Deleon pleaded not guilty.