David Earl Shackleford is a material father of Ted, husband of Miranda, elder brother of Uncle Tam and Great Aunt Sylvia, grandfather of Troy, Daphne and Gerald.
He will first time appear in cameo with Miranda in Curious George 4: Ted's Great Adventure.
His first brief cameo appearance was in Curious George (2006 film), where his son wears his father's uniform on the billboard (design by Mr. Bloomsberry) saying "I Found it! Come See it!"
He also resembles the mature version of his son; Ted, where he has grown to look identical to look like him, but only with very dark hair with grayish-white streaks and greenish-teal eyes.
His voice will be portrayed by Tony Goldwyn (from Tarzan) in Curious George (Season 10), Curious George and the Golden Meatball and the other special events.