Logo design credits from Todd Klein via his Facebook posting Comics Logos C #52: CHILLING ADVENTURES IN SORCERY on 17 August 2021. Per the posting, Mark Evanier confirmed Gray Morrow told him he did this logo design.
Looking to find the missing link between the Neanderthals and the Cro-Magnons, Dr. Burris creates a time machine and journeys back in time. He becomes stranded in the past and eventually befriends a group of Neanderthals.