The FBI has joined the multi-state manhunt to Parole from Tennessee who allegedly staged a bear attack in an attempt to cover up the killing of a hiker.

Nicholas Wayne Hamlett pretended to be a man named Brandon Andrade when he called 911 around 11:34 p.m. on Oct. 24 and told police he was injured and trapped in a body of water after a bear chased him from on a rock while hiking in Hamilton County. , the Monroe County Sheriff’s Office wrote in a Facebook post.

Authorities tracked the call to an area near Tellico Plains, northeast of Chattanooga. There, they found a bloody corpse with Andrade’s ID.

But an autopsy revealed the dead man was not Andrade — authorities do not know who the deceased man is, law enforcement officials said. WSB-TV Atlanta.

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Nicholas Wayne Hamlett, pictured in three photos above, is wanted for first-degree murder in Monroe County, Tennessee. He allegedly stole Brandon Andrade’s identity and pretended to be Andrade when he called 911 posing as a hiker who had been chased off a cliff by a bear. (Monroe County Sheriff’s Office)

Forensic experts are working to create a sketch of “John Doe” in hopes of identifying him.

Police later learned that Andrade’s ID had been stolen by Hamlett and used multiple times. Police believe Hamlett stole the ID to escape parole, then faked his death for an unknown reason The New York Post reported.

Hamlett, 45, used a fake name when police questioned him about his 911 call. Authorities believe he abandoned his home in Tennessee and say he also has connections in Alabama, Montana, Alaska, Kentucky and Florida , WHAS 11 reported.

“The FBI is providing technical and investigative assistance to state and local authorities. Because the matter is ongoing, we cannot say much specifically,” a spokesperson for the agency’s press office told Fox News Digital.

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Nicholas Hamlett is suspected of murder in Tennessee. (Monroe County Sheriff’s Office)

In 2009, Hamlett was arrested in Niceville, Florida, after luring a man into the woods in Alabama, according to the WBS.

Hamlett held the Alabama man at gunpoint and tried to beat him with a baseball bat before burying him in the woods, AL.com reported. He used the name Joshua Jones when contacting that victim so “he could get insurance,” according to court documents reviewed by the agency.

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Tellico Plains in eastern Tennessee, the region where Hamlett disappeared. (Amy Smotherman Burgess/Knoxville News Sentinel via USA TODAY NETWORK)

Hamlett was charged with attempted murder and kidnapping in 2012, but pleaded guilty to the lesser charge of felonious assault and was sentenced to 20 years in prison. He had four prior felony convictions, according to the suit Alabama court records.

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Hamlett, who is wanted for first degree murder in the death of the unidentified man, who is said to be 5’7″ tall and weigh 170 pounds. He appears to be using several aliases and may still be using the name Brandon Andrade. He is considered “armed and dangerous,” police said.