Natalie showed off her impressive new figure at London's Chickenshed Theatre yesterday (Image: Getty Images/SplashNews.com)
Natalie Cassidy, 35, is best known for playing Sonia Fowler on the hit BBC soap Eastenders.
The role has seen her be in the public eye for 25 years, having many ups and downs when it came to her weight.
Over the years Natalie has shrunk fluctuated from a size 16 down to a size four-six.
But the 35-year-old is now a sustainable and enviable weight, after losing three stone in recent months.
Showing off her impressive weight loss, Natalie stepped out yesterday at the theatre launch for David Walliam’s new stage adaption, Mr Stink.
Natalie Cassidy weight loss: Eastenders star showed off shocking three stone weight loss
The mother-of-two looked radiant as she arrived at London’s Chickenshed Theatre in a flowing, silky patterned dress.
Showing off her slimmed-down figure, the dress hung tightly around her tiny waist, framing her svelte figure.
The dress featured a sexy peephole design showing off a glimpse of her chest, nipped back together with a choker-style neckline.
Glowing from her recent weight loss, Natalie looked stunning in the flowing midi dress wearing barely any makeup.
Talking to Bella magazine, weight-loss expert Steve Miller said: “She looks like she's lost up to three stone over the years, and is a size 8. She's lost weight on her face, legs, arms