A 20-year-old man from Bentleigh East has been charged with murder and attempted murder.

The charges follow a fatal altercation at a home in southeast Melbourne.

The incident involved a physical altercation between two males and a female.

One man died at the scene, and a woman is fighting for her life in the hospital.

Emergency services responded to the house in Bentleigh East on Saturday night.

The suspect was arrested at the scene and is set to appear in Melbourne magistrates court.

Police believe all three individuals knew each other and are investigating the circumstances.

Authorities urge anyone with information to come forward.