Greece faces weeks of political turmoil that could threaten its financial bailout after voters angry at crippling income cuts punished mainstream politicians, let a far-right extremist group into parliament and gave no party enough votes to govern alone.

Greek conservative leader Antonis Samaras, whose pro-austerity party came first in national elections but fell well short of a governing majority, is now trying to form a new coalition government.

Barnaby Phillips reports from Athens.