Updated June 30, 2026 — 2:20pm,first published June 29, 2026 — 7:57pmJomtien, Thailand: Australian Simon Peter Carman went about the ordinary business of shopping, eating out and doing his laundry as a teenage girl he is accused of murdering lay stuffed inside a suitcase for hours in his room in a coastal Thai town, police allege.Fast detective work and a network of CCTV cameras that captured the 45-year-old’s seemingly casual comings and goings on Thursday led to Carman’s arrest at Bangkok’s Suvarnabhumi Airport the following day, just minutes before he was to board a flight to Australia.Australian man Simon Peter Carman was arrested on Friday night at Bangkok airport in Thailand. Nine News“When he was being detained by immigration officers at the airport, they noticed the [apparent scratch] injuries,” Pattaya City Police Colonel Anek Srathongyoo said on Monday.“He explained that he’d been out for the night and had gotten into a fight with a friend, which was why he had those marks.“It wasn’t until he was with us, and we showed him the evidence, starting with the footage of him dragging the suitcase, loading it on the back of his motorbike and riding away for around 10 to 20 minutes – and then returning without the suitcase – that he began to admit what had happened.”CCTV allegedly shows Carman walking hand in hand through his hotel lobby with 17-year-old Thanchanok Donhomla at 3.34am local time on Thursday.