Cast en crew
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Leonardo DiCaprioHoward Hughes - Cate BlanchettKatharine Hepburn
- Kate BeckinsaleAva Gardner
- John C. ReillyNoah Dietrich
- Alec BaldwinJuan Trippe
- Alan AldaSen. Ralph Owen Brewster
- Ian HolmProfessor Fitz
- Danny HustonJack Frye
- Gwen StefaniJean Harlow
- Jude LawErrol Flynn
- Adam ScottJohnny Meyer
- Matt RossGlenn Odekirk
- Kelli GarnerFaith Domergue
- Frances ConroyKatharine Martha Houghton Hepburn
- Brent SpinerRobert Gross
- Stanley DeSantisLouis B. Mayer
- Edward HerrmannJoseph Breen
- Willem DafoeTabloid editor
- Kenneth WelshDr. Thomas Norval Hepburn
- J. C. MacKenzieLudlow Ogden Smith
- Josie MaranThelma
- Vincent LarescaJorge
- Sam HenningsFrank
- Chris UflandEngineer
- Justin ShiltonTest pilot
- Martin ScorseseRegisseur
- Dan MaagProducent
- Michael MannProducent
- Chris BrighamProducent
- Sandy ClimanProducent
- Leonardo DiCaprioProducent
- Charles Evans Jr.Producent
- Graham KingProducent
- Martin ScorseseProducent
- Bob WeinsteinProducent
- John LoganSchrijver