Dorchester, Canada - Former cult leader Roch “Moses” Theriault has been found dead in his cell at the correctional centre in Dorchester, New Brunswick.
Quebec provincial police say Theriault, 63, was involved in altercation early Saturday morning.
Police are calling his death a homicide and a 59-year-old inmate at the penitentiary has been arrested in connection with the incident.
Theriault founded and led a notorious sect in the 1980s and was sentenced to life in prison in 1993 for the murder of Solange Boilard.
The cult leader had 22 children with women he held under his sway.
A film about Theriault and his sect called Moses: Roch Theriault Case was released in 2002 and actor Luc Picard played the lead role.