Reese Witherspoon, Milo Ventimiglia and More Dress to Impress at the AFI Awards -- Pics!

Awards season is officially underway, with parties and luncheons to be attended!

Hollywood's A-listers dressed to impress at the 18th Annual AFI Awards at Four Seasons Hotel in Beverly Hills, California, on Friday.

The exclusive luncheon celebrated its selections of the best films and television shows of last year, with Reese Witherspoon, Milo Ventimiglia, Gal Gadot and Tom Hanks, among others, showing their support.

The Big Little Lies Golden Globe nominee looked classically chic in��a red sheath dress and nude heels. Inside the celebration, Witherspoon posed with Wonder Woman director Patty Jenkins, who opted for a burgundy Tibi Resort dress with one pink sleeve��and aqua heels.

Lady Bird star Saoirse Ronan rocked a crisp white Cushnie et Ochs top and pants with fringe��on the bottom, white Jimmy Choo shoes and a bold red lip. Meanwhile, Greta Gerwig looked sweet in a lavender with white lace Burberry dress.

Chrissy Metz was all smiles in a wine-colored Eloquii lace frock as she posed with Octavia Spencer, who was glowing in a lovely white-and-pale pink piece by Tadashi Shoji.

The This Is Us men didn't disappoint! Milo Ventimiglia was dashing in a black suit with a white button-up. Sterling K. Brown chose a colorful royal blue Musika Frere suit and Justin Hartley was suave in a dark grey plaid three-piece ensemble with a sky blue shirt.

Gillian Anderson also stepped out in a navy pleated Mugler spaghetti-strap maxi dress. Issa Rae looked like a ray of sunshine in a bright yellow Calvin Klein creations and Holly Hunter was sophisticated in a grey tweed Paule Ka two-piece.

Emilia Clarke looked gorgeous in a green J.W. Anderson midi-dress. Meanwhile, the Call Me By Your Name men also brought their style A-game. Armie Hammer looked dapper in a black checkered suit with a black sweater and Timothee Chalamet looked confident in all-black with a Bella Freud "The Last Poet" sweater.

Kumail Nanjiani and his beautiful wife, Emily V. Gordon, also made a date-night out of the event, posing together inside the ceremony.����

Gal Gadot, in a fierce Ralph Lauren plaid combo, was spotted with Steven Spielberg, Zach Snyder and actress Brooklynn Prince.

Meanwhile, Tom Hanks looked debonair in a grey suit and burgundy shirt, next to Allison Williams, who was smashing��in a delightful yellow and cream Carolina Herrera design.

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For more stylish stars at recent red carpet events, watch below!

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