John Simm's IMDB Page
Notable films : Human Traffic, Sex Traffic, 24 Hour Party People, Brothers of the Head
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Harvey Keitel's IMDB Page
Notable films : Reservoir Dogs, The Piano, From Dusk Til Dawn, Pulp Fiction, Thelma & Louise
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Al Pacino's IMDB Page
Notable films : The Godfather (Trilogy), Heat, Scarface, Dog Day Afternoon, Serpico
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Kevin Spacey's IMDB Page
Notable films : American Beauty, L.A Confidential, The Usual Suspects, Se7en, Pay It Forward
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Sean Penn's IMDB Page
Notable films : Mystic River, 21 Grams, Milk, Dogtown and Z-Boys, The Thin Red Line