The Santa Clarita Diet works! Drew Barrymore stuns in LBD at Netflix series premiere after revealing 20lb weight loss

Drew Barrymore hit the red carpet Wednesday night in Los Angeles looking sensational in a little black dress.

The actress, 41, recently admitted she had 'let herself go' during the break-up of her marriage to Will Kopelman but has shed 20 pounds since getting back to work.

The blonde beauty showed off her slimmed down figure at the premiere for her new Netflix series The Santa Clarita Diet in which she plays a zombie real estate agent. 

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Top form: Drew Barrymore hit the red carpet Wednesday night in Los Angeles looking sensational in a black dress for the premiere of her new Netflix series The Santa Clarita Diet

The mom-of-two's dress featured short sleeves and an A-line neck with a halter tie paired with a studded T embellishment. 

The back had a v-neckline allowing the star to bare some skin as she posed for photographs.

Drew added black tights and towering platform heels that added several inches to her height. 

Sturck a pose: The actress, 41, rocked the stylish backless number and elongated her legs with a pair of towering platform black heels

Fab: The body confident star looked in great spirits as she showcased her slimmed down figure. She's revealed she lost 20 pounds while making the show after her divorce last August

Do it like Drew in a Marni embellished mini dress

She's been pretty low key during the past few months, but Drew Barrymore is back in the spotlight while promoting her new series on Netflix, Santa Clarita Diet.

The former child actress attended the premiere in LA decked out in a mini dress by Marni and Gucci platform heels.

Drew's frock had a girly yet goth inspired vibe with an asymmetric neckline that was adorned with a crystal bow. We adore the simple silhouette and neutral black colorway and we would spice it up with a slick of red lipstick and a metallic clutch bag.

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The Never Been Kissed star divorced Kopelman, her third husband, in August last year.

The two remain friends and share custody of their daughters , Olive, four, and Frankie, two. 

She explained that the role in the comedy horror series in which she stars with Timothy Olyphant had become somewhat of a life-saver amidst her personal drama.

'It came sort of the middle of a moment in my life where I had sort of let myself go due to personal circumstances, and I thought I could come alive with Sheila,' she told Today anchor Natalie Morales on Friday.

As for her stunning wight loss, Drew joked: 'If you're eating....human flesh, I basically thought, 'Well, if a woman was just eating simple protein every day all day long she would lose weight'. It's like a very macabre Atkins [diet].'

Comedy: Drew warmly greeted co-star Timothy Olyphant who plays her husband in the show in which they play realtors tying to make their marriage work after she becomes a zombie

Getting along famously: The co-stars showed off their obvious chemistry as they posed for photos 

Back in the spotlight: Drew also spent time greeting her fans and signing autographs

Also on hand for the premiere was Australian actress Liv Hewson who has a guest role on the show.

She donned a black pantsuit that featured wide legs and was slashed to the waist at the front.

The jacket-style bodice had small pockets with flaps on either side and a black choker. 

Another actress who appears The Santa Clarita Diet is Natalie Morales and she showed up for the premiere in a plush midnight blue jacket.

She appeared to be naked under the long-sleeved top that was tied at the waist with and had two breast pockets.

Morales added wide-legged black pants and pointed toe silver pumps. 

Big night: Actress Liv Hewson who has a guest role in the series also opted for black with a wide-legged pantsuit slashed to the waist at the front and a choker collar

Stylish: Actress Natalie Morales appeared to be bra-less under a plush midnight blue jacket tied at the waist and paired with wide-legged black pants with silver pumps

He's back: Former Castle star Nathan Fillion, who appears in an episode of the Netflix comedy horror series, also walked the red carpet at the ArcLight Hollywood

Former Castle star Nathan Fillion also appears in an episode and walked the red carpet in dark blue jeans with a blue patterned shirt under a charcoal jacket.

Also on the guest list for the event were Jesse Metcalfe and Cara Santana.

The chiseled star of the Dallas reboot sported a full-beard and wore a herringbone jacket over a black shirt and black jeans.

His actress fiancee looked lovely in a loose-fitting lightweight black and white patterned jumpsuit tied at the waist.

And rounding out the famous faces was SNL alum Molly Shannon who made an appearance with her young daughter Stellas Chestnut, an aspiring actress. 

Genetically-blessed couple: Also on the guest list for the event were Jesse Metcalfe and Cara Santana

Red carpet exposure: Molly Shannon brought along her daughter Stella Chestnut who's an aspiring actress

Likes solid colors: The SNL alum wore black leather pants with black boots and an off-the-shoulder scarlet red blouse

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