Warner Bros. Pictures has released the trailer for the Robert De Niro gangster film, called “Alto Knights,” which reunites the screen legend with director Barry Levinson.

Written by Oscar nominee Nicholas Pileggi, the film follows Vito Genovese and Frank Costello, a pair of Italian Americans who run two separate crime families in the mid-20th century. Genovese attempted to assassinate Costello in 1957, although Costello retired from the mob.

Also in the movie are Cosmo Jarvis, Debra Messing,

De Niro and Levinson had worked together previously on films such as “Wag the Dog,” “Sleeper” “The Wizard of Lies” and “What Just Happened.”

Warner Bros.’ “The Alto Knights” is set to hit theaters on March 21. Watch the trailer below.