Yusef Khan is a fictional character from the BBC soap opera EastEnders, played by Ace Bhatti. Yusef is the father of Afia Khan and former husband of Zainab Masood. He appears from 23 November 2010. Described as strong-willed, he arrives as Walford's new general practitioner. He departed on 26 December 2011, following the end of his domestic abuse storyline with his wife Zainab Masood in which he served as the show's main antagonist. Bhatti was voted "Best Newcomer" at the TV Quick awards and for "Best Storyline" for destroying the Masoods.

Zainab Khan is a character from the BBC soap opera EastEnders, played by Nina Wadia. She made her first appearance on 16 July 2007. Zainab is the mother of Syed, Shabnam, Tamwar and Kamil Masood. She is the wife of Masood Ahmed, who divorces her, and of Yusef Khan, who she remarries after a divorce decades earlier, and who abuses her. Wadia quit her role in 2012 and departed the series in the episode shown on 8 February 2013.