Hulu has Richard Linklater's "Up to Speed" joining the second season of Morgan Spurlock's "A Day in the Life" and Netflix just added Eli Roth's "Hemlock Grove" to its upcoming slate next to David Fincher's "House of Cards" and Jenji Kohan's "Orange is the New Black." And now Crackle is getting into long-form series as well with "The Unknown," a horror and suspense anthology show about unexplained phenomena that will consist of six half-hour installments. Frances Fisher, Jay R.