With John Travolta, Kelly Preston and Lindsay Lohan, the upcoming film Gotti: Three Generations already had plenty of box office firepower.

Now, say hello to our little friend!

Legendary actor Al Pacino will play mob underboss Aniello Dellacroce in the upcoming biopic about the crime family.

Actress Kelly Preston got an offer she couldn't refuse.

RadarOnline.com has learned that Preston will join husband John Travolta, and the resurging Lindsay Lohan, in Gotti: Three Generations, an upcoming biopic about the New York crime family.

Executive producer Marc Fiore tells us Preston will play John Gotti Sr.'s wife, Victoria, alongside Travolta, who plays the late mafia don.

John Travolta and Lindsay Lohan both appeared at a news conference Tuesday morning in New York for the new bio-pic Gotti: Three Generations, but while Travolta is signed to play mob boss John Gotti, Sr., Lindsay is still in talks to play Gotti's daughter Victoria, RadarOnline.com is reporting.

PHOTOS: John Travolta & Lindsay Lohan At 'Gotti' News Conference Tuesday

While Travolta's contract is finalized, Lindsay's involvement is not a done deal, according to the film's producer Marc Fiore.