Looking good, ladies!

Keri Russell looked sexier than ever at the "Dawn of the Planet of the Apes" premiere in Madrid, Spain on Wednesday. The former "Felicity" star stunned in a low-cut black jumpsuit. Russell went for a rocker-chic style, wearing her hair in messy waves and sported a smokey eye. The brunette beauty completed her look with a delicate silver necklace, black bangles and silver strappy sandals.

Ellie Kemper looked fab in floral as she walked the red carpet of her new upcoming movie "Sex Tape," in Los Angeles on Thursday. "The Office" actress donned a delicate, yellow and green floral collared Honor dress. She paired it with silver Jerome C. Rousseau strappy heels and finished off her look with Effy Jewelry. Kemper kept her dark auburn hair simple in a low, wavy ponytail and completed her look with natural makeup.

Maria Menounos stunned at NBC Universal’s 2014 Summer TCA Tour in a black and white two-piece Misha Collection crop top and skirt set. The television host paired her simple, yet sexy look with ruby red Valentino scalloped pumps and a gorgeous gold bracelet. The TV host wore her luscious brown hair down, and finished her look with a matching blush lipstick.

But these celebs weren't the only stunners of the week -- click "Launch Gallery" above to see this week's best dressed stars!

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