Probe into Sydney party death continues

Police want to speak to revellers at a Sydney house party which turned violent and left a teenager dead and six others injured.

Aidan Smith, 16, died in hospital in the early hours of Sunday after being stabbed when a fight broke out at a birthday celebration at a Ryde home, which was attended by about 50 people, police said.

Police were called to the home just after midnight and found six males, including Aidan, and a female with stab wounds.

Another 16-year-old boy remains in a critical condition while three other boys, two aged 16 and one aged 17, and an 18-year-old female were taken to hospital with cuts.

A 20-year-old man refused treatment,

Local police Superintendent John Duncan urged people who left the pary when the fight errupted to contact Crime Stoppers.