Role Call Role Call is a series in which Vulture talks to actors about performances they’ve probably forgotten by now, but we definitely haven’t. “I was being more flamboyant than any showgirl. He was giving it large, really, wasn’t he?” Photo-Illustration: Vulture; Photo: Douglas Curran/Walt Disney Pictures/Everett Collection If there’s one person who completely understood the over-the-top assignment of Tron: Legacy , it was Michael Sheen. By 2009, when the Welsh actor was cast as the