Colin Hanks, Alex Pettyfer, Johnny Knoxville, Tracy Letts and singer Sky Ferreira have joined Elvis & Nixon, the true story drama that has begun shooting in Atlanta. The indie sees Michael Shannon as Elvis, embarking on a trip to Washington D.C. to meet President Richard Nixon, being played by Kevin Spacey . Liza Johnson is directing the movie that also has Evan Peters (X-Men: Days of Future Past) in its supporting cast. The movie tells of the infamous Dec. 21, 1970, meeting between Presley and Nixon, both men at the height of their power in their respective fields. The meeting was initiated by Presley, who wrote Nixon an urgent six-page letter requesting a visit and suggesting that he be made a "Federal Agent-at-Large" in the Bureau of Narcotics and Dangerous Drugs. Pettyfer is playing Jerry Schilling, Elvis’ best friend who accompanies the singer to DC. Hanks is playing Nixon's aide Egil Krogh. Knoxville is playing another member of the Memphis mafia wh