Buscemi joins Sopranos cast

'Reservoir Dogs' star Steve Buscemi is joining the cast of 'The Sopranos' as Tony's cousin.

The 46-year-old, who has directed episodes of the US mafia drama, will regularly appear as mobster Tony Blundetto.

Meanwhile, James Gandolfini says he's "not ready to say goodbye" to his character as 'The Sopranos' prepares for its fifth and penultimate series.