Stacey Dooley memorably danced to the Doctor Who theme. But could another Doctor Who routine be part of Strictly’s BBC 100 special? Stacey Dooley, dressed in a version of the Thirteenth Doctor’s costume (with wider culottes split to the mid thigh, and sequins on her black, semi-sheer rainbow top, stands, arms wide in triumph, at the Cyberman at her feet, while the TARDS stands behind her on the Strictly dance floor (c) BBC Studios