If you don't know his favorite sandwich, or the story of how he got the autograph of a comedy giant, do you really know Hollywood legend Mark Hamill? After the clip, get to know other big stars on a deeper level with #TheColbertQuestionert playlist: https://www.youtube.com/playlist?list=PLiZxWe0ejyv_wVOeoEO7tjHq-GZg_GGqK. #Colbert #Comedy #ColbertQuestionert #MarkHamill #StarWars #StephenColbert #TheLateShow Subscribe To "The Late Show" Channel: http://bit.ly/ColbertYouTube Watch full episodes