Sam Claflin studied at the London Academy of Music and Dramatic Art.
After which, Sam Claflin was cast alongside Hayley Atwell and Donald Sutherland in the series Pillars of the Earth.
Together with Jim Broadbent and Matthew Macfadyen, Sam Claflin was cast as Logan Mountstuart (they each depict the character at different stages of his life) in Channel 4's adaptation of William Boyd's novel Any Human Heart.
Claflin was cast in the young male lead role in Pirates of the Caribbean: On Stranger Tides.
In 2011 Sam Claflin was cast in White Heat, a semi-autobiographical drama written by Paula Milne for BBC Two.