Millard's story and the story of "I Can Only Imagine" were adapted into a film of the same name, which was released in March 2018. "I Can Only Imagine" returned to the charts following the film's release, with the song debuting at number two on the "Billboard" Christian Songs chart and spending a third week at number one on the "Billboard" Christian Digital Songs chart; the song had spent 425 weeks on the chart at that point, the longest run of any song in the chart's history. The song later peaked at number one on the Christian Songs chart on March 31, 2018, and spent three weeks at the top spot. It also peaked at number 10 on the "Billboard" Digital Songs chart. "Almost There" was certified triple platinum on June 15, 2018, and "I Can Only Imagine" was certified quadruple platinum on September 27, 2019. As of April 2019, it is best-selling Christian single of all-time.