Katherine McNamara Was Fashionable & Fierce at Mercedes-Benz USA Awards Viewing Party For The Oscars

Katherine McNamara wows in a stunning black dress while arriving for the Mercedes-Benz USA Awards Viewing Party held at Four Seasons Los Angeles at Beverly Hills on Sunday night (February 24) in Los Angeles.

The 23-year-old actress ran into longtime friend, Ross Butler, inside the party, as well as Roswell, New Mexico stars Jeanine Mason and Nathan Parsons.

The Act‘s Calum Worthy, The Gifted‘s Emma Dumont, The Goldbergs‘ Hayley Orrantia, Grand Hotel star Anne Winters, singer Charli XCX, and Good Trouble‘s Sherry Cola and Zuri Adele were also seen at the party.

Madison Iseman is also pictured inside, attending the Elton John AIDS Foundation Academy Awards Viewing Party

FYI: Katherine wore a Cong Tri dress with Giuseppe Zanotti shoes and a Borgioni ear cuff. Hayley wore a Marmar Halim dress. Anne wore a Michael Costello dress, Loriblu shoes, and Atelier Swarovski earrings. Ross suited up in a dark gray jacquard,single-button, peak lapel 3-piece tuxedo, tuxedo shirt, bowtie, and oxford dress shoes, all by Ermenegildo Zegna XXX. Madison wore an Elisabetta Franchi dress.