Pittsburgh Police from Zone 1 responded for reports of a stabbing in the 1600 block of Brighton Place just before 4 a.m.
Officers on scene located a male victim who had been stabbed twice with a type of sword as the result of an alleged landlord/tenant dispute.
He was transported to the hospital by EMS in stable condition.
The actor was arrested and faces a charge of Aggravated Assault. The victim also faces a Simple Assault charge.