Police have arrested a 20-year-old man from Bath on suspicion of GBH following an incident in Devizes.
A man was left in a critical condition in The Brittox, in Devizes town centre, in the early hours of Saturday morning.
The man and two women, aged 19 and 26, from the Devizes area, are being held in police custody.
Forensic teams cordoned off the area on Saturday morning after a man's unconscious body was discovered.
Police believe the incident happened late on Friday night or in the early hours of Saturday morning next to Boots the Chemist.