U filmovima glumi gotovo cijela A-lista britanskih glumaca predvođena slavnom trojkom - Danielom Radcliffom, Rupertom Grintom i Emmom Watson - Ralph Fiennes, Bill Nighy, John Hurt, Rhys Ifans, Helena Bonham Carter, Robbie Coltrane, Imelda Staunton, Jason Isaacs, Miranda Richardson, Warwick Davis, Alan Rickman, Maggie Smith, Brendan Gleeson, Ciaran Hinds, Timothy Spall, David Thewlis, Julie Walters, Tom Felton, Bonnie Wright, Jamie Campbell Bower, Richard Griffiths, Matthew Lewis, Evanna Lynch, Fiona Shaw, Helen McCrory, David O ' Hara i Natalia Tena