Metro Goldwyn Mayer ; directed by Richard Fleischer ; produced by Jerry Bresler ; screenplay by Calder Willingham ; adaptation by Dale Wasserman ; a Kirk Douglas production ; a United Artists release ; Brynaprod S.A
Showtime presents in association with Peace Arch Entertainment ; director of photography, Ousama Rawi ; producers, Gary Howsam, James Flynn ; created by Michael Hirst ; executive producers, Michael Hirst, Benjamin Silverman, Teri Weinberg, Tim Bevan, Eric Fellner, Sheila Hockin, Morgan O'Sullivan
Columbia Pictures and Focus Features present in association with BBC films ; in association with Relativity Media ; a Ruby Films / Scott Rudin Production ; produced by Alison Owen, Scott Rudin ; screenplay by Peter Morgan ; directed by Justin Chadwick
Universal Pictures and StudioCanal present ; in association with MP Zeta Productions ; a Working Title production ; a Shekhar Kapur film ; produced by Tim Bevan, Eric Fellner, Jonathan Cavendish ; written by William Nicholson and Michael Hirst ; directed by Shekhar Kapur