SAG Awards 2020: Camila Mendes, Margot Robbie and more, see the best red carpet looks

The Stranger Things star wore a powerful white Louis Vuitton coat dress paired with matching white silk trousers.

The Game of Thrones actress wore a floral-patterned Miu Miu gown.

Dan Levy looked dapper in black suit that was paired with a matching black coat.

The Riverdale star arrived in a stunning Ralph & Russo Couture gown.

The blonde beauty wore a sheer Valentino gown that featured a stomach cutout.

JLo wore a black off-the-shoulder gown that featured a bow in the back. She also accessorized with $9 million worth of diamonds.

The young actress wore a sheer black Jason Wu gown.

The actor wore a dapper lavender-colored suit with a silky pink undershirt and black bowtie.

The actress wore a gorgeous Paule Ka black gown and showed off her baby bump.

The star wore bright pink and strapless Louis Vuitton that featured a matching belt.

The actress went for bridal vibes with her silky white Christian Dior gown.

Margot Robbie went for a casual look with a plaid-patterned Chanel halter dress.

The Austrlian actress went with a classic navy Michael Kors dress that featured glittering sequined details.

The Modern Family star wore a daring Philosophy di Lorenzo Serafini floral minidress that featured a plunging neckline and long train.

The Marriage Story actress stunned in a satin Armani Privé dress.

Charlize wore a Givenchy getup that included a glittering crop top and high-waisted black skirt.

The Morning Show star stunned in a Celine by Hedi Slimane dress that included a thigh-high slit.

The Riverdale star arrived in white-and-black Miu Miu gown.