Greer, CBS considered reversing their cancellation decision after ratings improved during summer reruns, however Imogene Coca and Joe E. Ross had already committed to other projects, officially ending the series. Episodes "The Stowaway" was originally scheduled to air January 15, 1967, but was pre-empted by an episode of Lassie after CBS revamped its prime time line up following the first-ever Super Bowl which aired earlier that evening. This episode was set in prehistoric times, and clearly predates the previous seven episodes. However, it did not air until April 2, 1967. In the show's current syndication reruns on certain networks – such as Antenna TV – this episode airs in its intended order, immediately preceding "20th Century Here We Come...". Home release On June 27, 2017, ClassicFlix released The Complete Series on DVD in region 1. Merchandising The TV series was adapted into a comic strip by Dan Spiegle, distributed by Gold Key Comics. See also Trog, a 1970 film about the discovery of a caveman in England Iceman, a 1984 film about an unfrozen caveman Unfrozen Caveman Lawyer, recurring character on Saturday Night Live from 1991 through 1996 Encino Man, a 1992 film about an unfrozen caveman Cavemen, a 2007 sitcom that aired on ABC References External links It's About Time Opening on YouTube 1966 American television series debuts 1967 American television series endings 1960s American comic science fiction television series 1960s American sitcoms American fantasy television series American time travel television series CBS original programming English-language television shows Prehistoric people in popular culture Television shows adapted into comics Television series by United Artists Television Television series created by Sherwood Schwartz Television shows set in Los Angeles 1960s American time travel television series Science fantasy television series Television series set in prehistory Television series set in the 1960s Television series about astronauts Television series about cavemen