Shortly after 5am Cleveland Fire Brigade were called to a house fire in Carlton Village,Stockton.
On arrival fire crews were presented with a severe fire in which there were two fatalities.
Five appliances attended which were from Stockton,Thornaby and Middlesbrough Stations.
Crews left the scene at approximately 8.45am.
The cause of the fire is under investigation and a joint investigation team has been established between Cleveland Fire Brigade and Cleveland Police.
More top news
'Disappointed but not downhearted.'
Kerrie Gosney brings you Saturday night's forecast
Hollywood star is mistaken for controversial referee with the same name.