Tamron Hall

Award-Winning Journalist; Former National News Anchor for NBC News; Host of the "Tamron Hall Show"

Watch Where They Hide

Leland Melvin

Engineer, Former NASA Astronaut & Former NFL Wide Receiver

Dyan deNapoli

Penguin Expert, TED Speaker & Award-Winning Author of "The Great Penguin Rescue"

Alan Cumming

Emmy-Winning Actor Who Stars in "The Good Wife"

Ashley Madekwe

Actress & Personal Style Blogger ; Best known for her role on ABC's "Revenge"