World News

Australian national pleads not guilty to murder in Thai court over teenager's death

Simon Peter Carman faces charges including murder and body concealment following the discovery of a suitcase in Pattaya.

Updated Sep 18, 2026 · 23:09 UTC2 reports

The short version

Australian national Simon Peter Carman pleaded not guilty in a Thai court to murder, concealing a body, and indecent acts involving a minor.[ABC News · The Guardian]
The indictment follows the June discovery of 17-year-old Tunchanok Donhomla's body inside a suitcase in Pattaya.[ABC News · The Guardian]
In an interrogation video circulated by Thai media, Carman claimed he acted in self-defense against a knife threat.[ABC News · The Guardian]
Carman remains detained at Pattaya Remand Prison, with his next court hearing scheduled for October 12.[ABC News · The Guardian]

Simon Peter Carman pleaded not guilty at Pattaya Provincial Court to charges of murder, concealing a body, and indecent acts on a minor.[ABC News · The Guardian]
Carman was detained in June following the disappearance of 17-year-old Tunchanok Donhomla, whose body was subsequently located inside a suitcase.[ABC News · The Guardian]
Police stated that security cameras recorded Carman entering a condominium with the girl and subsequently leaving alone carrying a large suitcase.[ABC News · The Guardian]
Police reported that the teenager died as a result of suffocation.[The Guardian]
Under Thai law, a conviction for premeditated murder carries a potential death penalty.[ABC News]
The court set the next legal proceeding for October 12 while Carman remains in custody at Pattaya Remand Prison.[ABC News · The Guardian]

Carman's assertion that he acted in self-defense against an alleged knife threat remains unverified and subject to trial proceedings.[ABC News · The Guardian]

Outlet counts describe coverage, not independent confirmation. Reports may share a wire service or original source.