Clay Milner Russell played Lucy Beale 's brother Bobby Beale in the soap opera EastEnders .
She is the twin sister of Peter Beale ( Thomas Law , Ben Hardy ) , and has three half siblings , older brother Steven Beale ( Edward Savage , Aaron Sidwell ) , younger sister Cindy Williams ( Eva Sayer , Mimi Keene ) and younger brother Bobby Beale ( Kevin Curran , Alex Francis , Rory Stroud , Eliot Carrington , Clay Milner Russell ) .Since 2004 , when the role was recast to an older actress , storylines featuring Lucy have focused upon her teenage rebellion .