Erik Per Sullivan, who played Dewey on 'Malcolm in the Middle,' will not be returning for the revival series. Bryan Cranston says he is going to Harvard.

During an appearance on David Spade and Dana Carvey's Fly on the Wall podcast, Malcolm in the Middle star Bryan Cranston shared his thoughts on Erik Per Sullivan's decision not to come back for the revival series.

Sullivan is the only member of the core cast who's not returning for the reboot of the beloved family sitcom. Bryan Cranston was thrilled to reunite with his Malcolm in the Middle family for a revival series after nearly two decades off the air.