Leonardo DiCaprio
Howard Hughes
Cate Blanchett
Katharine Hepburn
Kate Beckinsale
Ava Gardner
John C. Reilly
Noah Dietrich
Alan Alda
Senator Ralph Owen Brewster
Kelli Garner
Faith Domergue
Frances Conroy
Mrs. Hepburn
Stanley DeSantis
Louis B. Mayer
Edward Herrmann
Joseph Breen
Jacob Davich
Howard Hughes - 9 Years Old
Amy Sloan
Howard Hughes's Mother
Joe Chrest
Hell's Angels Director of Photography
Rufus Wainwright
Cocoanut Grove Vocalist #1
Harry Standjofski
Crony of Louis B. Mayer
Vince Giordano
Cocoanut Grove Band Member
Josie Maran
Cigarette Girl
Justin Shilton
Hell's Angels Pilot
Arthur Holden
Radio Announcer
Raymond Ducasse
Roscoe Turner
Joseph P. Reidy
Aide to Howard
Loudon Wainwright III
Cocoanut Grove Vocalist #2
Jason Cavalier
Cocoanut Grove Patron
Al Dubois
Pan Am Executive #1
Francesca Scorsese
Little Girl
Charlotte Scott
Little Girl
James Bradford
Uncle Willy
Joe Cobden
Another Guest #1
Jordan St. James
Hughes' Aide at Censor Hearing
Kevin O'Rourke
Spencer Tracy
Lisa Bronwyn Moore
Noah's Wife
Emma Campbell
Helen - Jack Frye's wife
Martha Wainwright
Cocoanut Grove Vocalist #3
Matt Holland
Hughes' Staff Person
Dennis St John
Nick the Custodian
Kathleen McAuliffe
Brewster's Maid
Terry Haig
Another Senator
John Koensgen
Pan Am Executive #2
Vladimir Kuznetsov Smith
Caretaker
Matthew I. Baker
Photographer at 'Hell's Angels' Wrap Party
Gavin Black
Hell's Angels Crewman
David Block
Film Technican
John David Braddock
Photographer
Benjamin Centoducati
Film Worker
Anne V. Coates
Howard Hughes' film editor
Al Coronel
Bi-Plane Mechanic #1
Matthew Corbett Davis
Howard Hughes Aide
Elisa Dyann
Coat Check Girl
Danielle Franke
Esquire Starlet
Jess Graham
Plane Engineer
Daniel Gutin
Hell's Angels Film Executive
Ian Halperin
Hospital Room Visitor
Harrison Held
Louis B. Mayer Crony
Jason Klamm
Man in Tux at 'Hell's Angels' Premiere
Gerardo Lo Dico
Military Officer
Steven Wallace Lowe
Reporter
Brian T. Lynch
Ground Crewman
Lon Moriarty
Hell's Angels Airline Mechanic
Eddie Napolillo
Burly Man at 'Hell's Angels' Wrap Party
Matthew Reidy
Photographer
Richard Rossi
Howard Hughes cousin
Heather Sconyers
Bathing beauty
Martin Scorsese
Hell's Angels Projectionist / Man on Red Carpet
Nathaniel Siri
Dancer at the Grove
R. Bruce Steinheimer
Plane Engineer / Field Tech
Michael-John Wolfe
Cary Grant
Deliene Wyatt
Make-up Girl to Katharine Hepburn
Jeremy Zafran
TWA Executive