 Post @-@ production work was handled mostly by Framestore CFC , who had worked on previous Guinness campaigns Surfer and Dreamer , and had worked with Daniel Kleinman on a number of outside projects , including several commercials and James Bond title sequences . The project was overseen by William Bartlett , known for his visual effects work on the BBC television documentary Walking with Dinosaurs . The original schedule allowed for three and a half months in post @-@ production , with airing of the commercial to follow almost immediately . 
 Post @-@ production work was handled mostly by Framestore CFC , <a href='null_relcl' title='1'><mark>who</mark></a><a href='been_done' title='2'><mark>had</mark></a> worked on previous Guinness campaigns Surfer and Dreamer , and <a href='been_done' title='3'><mark>had</mark></a> worked with Daniel Kleinman on a number of outside projects , including several commercials and James Bond title sequences . The project was overseen by William Bartlett , known for his visual effects work on the BBC television documentary Walking with Dinosaurs . The original schedule allowed for three and a half months in post @-@ production , with airing of the commercial to follow almost immediately . 
Post @-@ production work was handled mostly by Framestore CFC , done worked on previous Guinness campaigns Surfer and Dreamer , and done worked with Daniel Kleinman on a number of outside projects , including several commercials and James Bond title sequences . The project was overseen by William Bartlett , known for his visual effects wrk on da BBC television documentary Walking with Dinosaurs . The original schedule allowed for three and a half months in post @-@ production , with airing of the commercial to follow almost immediately .