Billie Piper stars in the exotic drama Secret Diary of a Call Girl, based on the real-life adventures of a high-class London escort. By day she’s quiet, unassuming Hannah. But when night comes, she turns into Belle, the city’s wildest — and most wildly successful — courtesan. Juggling her own reality with her clients’ fantasies can be difficult, but this savvy sweetheart knows every trick in the book for doing it in style. Take a peek into Secret Diary of a Call Girl, the witty and provocative original series from Showtime. It’s a good time you won’t soon forget.