Actor Leonardo DiCaprio and filmmaker Martin Scorsese are on board to work on a movie on Theodore Roosevelt, the 26th President of the United States.DiCaprio will portray the former President and Scorsese will be directing the project. The duo will also serve as producers, reports deadline.com.DiCaprio and Scorsese last worked together in 201339s critically acclaimed "The Wolf of Wall Street". They have earlier teamed up in movies "Gangs of New York", "The Aviator", "Shutter Island" and "The Departed". The duo are developing two more real life based films. One is called "The Devil in the White City" about a serial killer who lured his victims into his elaborately constructed "Murder Castle". The other is "Killers of the Flower Moon" that depicts the birth of the FBI. It focuses on a series of murders of the members of the Osage tribe after oil was discovered beneath their land. The case became one of the FBI39s first major homicide investigations. DiCaprio was last seen on the big screen in "The Revenant" that earned him his first ever Oscar win after multiple nominations in the past.