A group of friends living at the dawn of human civilization are the first to discover necessities like fire and the wheel. We'll watch as they stumble onto humanity's best, and worst, innovations. Art. Alcohol. Fashion. Racism. Small talk. And, much to their confusion, monogamy.
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Top cast
Anna KendrickJane (voice)
Zac EfronGary (voice)
Jillian BellMinerva (voice)
Lamorne MorrisTrog (voice)
James AdomianTristan (voice)
Stephanie BeatrizBeth (voice)
Ed Begley Jr.Marsh (voice)
Sam RichardsonBog (voice)
Paul ScheerUgg (voice)
Lisa KudrowJudy Elk (voice)
