ACM TVX2018, the ACM International Conference on Interactive Experiences for Television and Online Video, presents an exciting three-day program with various types of content and presentations, from 26-28 June 2018 in Hanyang University, Seoul, Korea. Tuesday, June 26, is the pre-conference day, offering three workshops and a doctoral consortium for PhD students. On Wednesday June 27, a first keynote speaker will open the main conference, after which several authors will present their full papers, short papers and TVX in Industry contributions. An exhibition area will showcase the Work in Progress posters and demos. The day will close with a joint conference dinner. On Thursday, June 28, the main conference program continues with more full papers, short papers and TVX in Industry contributions. A second keynote speaker will close the conference program, after which the conference will be officially closed by the general chairs and next year’s conference will be announced.