Casey Simpson (born April 6, 2004) is an American actor, best known for his role as Ricky Harper on the Nickelodeon series Nicky, Ricky, Dicky and Dawn (2014-2018).
The feared Mystery Killer returns 40 years after his first murder spree to claim another victim. 17-year-old Andy accidentally travels back in time to 1985, determined to stop the killer before he can strike.
