Tanner is an actor and producer who has appeared on Celebrity Ghost Stories, Guy Code and the UCB touring company. He has appeared on stage in New York City as Julian St. Charles in Joan Crawford in Flesh and Blood and co-hosts Science Trivia Night at the American Museum of Natural History with Faith Salie. He trained at the William Esper Studio and has been studying at the UCB theater since 2010. His Twitter and Instagram accounts - @tannerdahlin -are one of the most followed amongst the friends of his grandmother. Aside from performing, Tanner produces the touring science extravaganza, Light Falls.