Under Milk Wood is a 1972 British drama film directed by Andrew Sinclair and based on the 1954 radio play Under Milk Wood by the Welsh writer Dylan Thomas, commissioned by the BBC and later adapted for the stage. It featured performances by Richard Burton, Elizabeth Taylor, Siân Phillips, David Jason, Glynis Johns, Victor Spinetti, Ruth Madoc, Angharad Rees, Ann Beach, Vivien Merchant, and Peter O'Toole as the residents of the fictional Welsh fishing village of Llareggub.

Under Milk Wood is a 1954 radio drama by Welsh poet Dylan Thomas. The BBC commissioned the play, which was later adapted for the stage. A film version directed by Andrew Sinclair, was released in 1972, and another adaptation of the play, directed by Pip Broughton, was staged for television for the 60th anniversary in 2014.