Tilda Swinton on “The Room Next Door”

In Pedro Almodóvar’s acclaimed new film, “The Room Next Door,” Tilda Swinton stars opposite Julianne Moore as a woman with a terminal cancer diagnosis who seeks to die on her own terms and timeline. The Oscar-winning actress talks to correspondent Seth Doane about being shy; the influence of director Derek Jarman (who hired Swinton for his first film); and what informs her relationship with fashion.