When they're not making fans cry on TV, the cast of NBC's family drama This Is Us is busy working the red carpet. See the best looks from Mandy Moore, Milo Ventimiglia and more ...

The actress arrives at the 2019 Golden Globe Awards in a custom Tanya Taylor gown.

The NBC star and his wife, Ryan Michelle Bathe, are major relationship goals at the 2019 Golden Globes.

How cute is the This Is Us star fixing wife Chrishell Stause's dress on the 2019 Golden Globe Awards red carpet?

Justin Hartley and Sterling K. Brown share a laugh at the 70th Primetime Emmy Awards.

Chrissy Metz turns heads at the 2018 Emmys.

Chris Sullivan rocks a unique fashion choice on the 2018 Emmy Awards carpet.

Lonnie Chavis, who stars as Randall Pearson at age 9, strikes a pose at the Emmys.

Parker Bates, who plays 9-year-old Kevin Pearson, looks super cute in his pint-size suit at the 2018 Emmy Awards.

Mackenzie Hancsicsak, known for playing 9-year-old Kate Pearson, attends the 70th Emmy Awards in an adorable dress.

These adorable co-stars couldn't be happier before the 2018 Golden Globe Awards.

Mandy Moore is one of many stars who wore black for the 2018 Golden Globe Awards red carpet.

Susan Kelechi Watson's 2018 Golden Globes outfit is a true showstopper.

Chrissy Metz adds some shine to her 2018 Golden Globe Awards look with black sequins.

Sterling K. Brown is all smiles on the 2018 Golden Globes red carpet before becoming the first black actor to win in the TV drama actor category.

Milo Ventimiglia dons a bow tie and tuxedo for the 2018 Golden Globe Awards.

Chris Sullivan, aka Toby, takes the all-black movement at the 2018 Golden Globes a step further by rocking a black manicure.

Justin Hartley shows off his Time's Up pin at FOX and FX's 2018 Golden Globe Awards After Party.

Sterling K. Brown looked dashing in his tux and shiny new accessory at the 69th annual Primetime Emmy Awards.

Mandy Moore showed off some fancy footwear at QVC's FFANY Shoes On Sale Gala.

Milo Ventimiglia walked the carpet at the 2017 GLSEN Respect Awards in Beverly Hills.

Mandy Moore celebrated the premiere of This Is Us second season.

How does he do it? Brown looked amazing on the carpet at the Urbanworld Film Festival.

Milo makes casual look so good.

Mandy Moore was undoubtably among the best dressed at the 2017 Golden Globe Awards in this daring number.

Milo Ventimiglia was as handsome as ever rocking a tux at the 2017 Golden Globes.

Chrissy Metz was perfectly elegant for her red carpet walk at the 2017 Golden Globes.

Fans heart Chris Sullivan's heart-shaped shades at the 2017 Golden Globe Awards.

Justin Hartley played it safe in a traditional tux at the 2017 Golden Globes.

Susan Kelechi Watson's beautiful black dress at the 2017 Golden Globes was a highlight of the red carpet.

Sterling K. Brown and his gorgeous wife were one of the cutest couples on the carpet at the 2017 Golden Globe Awards.

Ron Cephas Jones suited up to hit the red carpet before the 2017 Golden Globes.

Chrissy Metz, who plays Kate, rocks some colorful prints on the red carpet.

It's Kate's boyfriend Toby, a.k.a. actor Chris Sullivan.

You know her on the drama series as Randall's wife Beth. When she's not delivering heart-wrenching performances, Susan Kelechi Watson sure can smolder for photographers.

Moore, who plays Rebecca, gets playful in a little black dress.

The cast of This Is Us couldn't be cuter in their casual looks.

Sterling K. Brown, who plays Randall, strikes a pose.

Moore and Metz, who play a mother-daughter duo on the show, crack each other up off-screen.

The NBC star stuns in a blue lace number.

Metz brightens up the red carpet in bold colors.

Ventimiglia, who plays Jack, rocks some red carpet scruff.

Brown dons his suit and tie while promoting This Is Us.

Everyone looks great, but a special fashion shout out goes to Sullivan's wild slacks.

Justin Hartley, who plays Kevin, turns heads at awards shows.

The on-screen couple is just as sweet hitting the carpet together.

Ron Cephas Jones, known on-screen as Randall's biological father William, is all smiles for photographers.

The actors show off their fashionable summer looks.

Moore and Watson work the carpet showing off pops of pink.

This handsome star knows how to strike a pose.

Moore shows off her figure in a gorgeous dress with a plunging neckline.

Metz is perfectly pretty in a classic blue gown.

Watson's gorgeous gown is unforgettable.

Ventimiglia's sexy dad look is on point.

Mackenzie Hancsicsak, who plays 9-year-old Kate, looks pretty in plaid.

If Metz isn't best dressed for this, who is?!

Watson trades in the little black dress for a more daring number.

Eris Baker and Faithe Herman, who play Randall and Beth's daughters, are absolutely adorable.

Brown does not mess around when it comes to looking good for an awards show.

Watson looks lovely in a printed frock.

Watson's not the only cast member who loves rocking florals ... Moore does too.