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Thomas Kail (L) and Michelle Williams attend the 26th Annual Screen Actors Guild Awards at The Shrine Auditorium on January 19, 2020 in Los Angeles, California

Michelle WilliamsandThomas Kailmet the same way many Hollywood couples do: at work.

Williams and Kail worked together in 2018 when she starred in the award-winning miniseriesFosse/Verdon,which Kail executive produced and directed several episodes of. The couple didn’t get together right away, however. At the time, Williamswas still marriedto musician Phil Elverum, and Kail was with his ex-wife Angela Christian.

After their respective relationships ended, Williams and Kail found their way to each other and had a whirlwind romance —welcoming a son togetherandgetting engagedwithin a year. They have now been married since 2020 and are expecting theirsecond child together. Their soon-to-be family of five also includes Williams' teenage daughter with the lateHeath Ledger,Matilda Ledger.

While theDawson’s Creekactress andHamiltondirector generally keep their relationship private, there have been some cute moments shared publicly over the years, whether they wereappearing on a red carpet togetherorgiving a shout-out in an awards show speech.

From co-workers to married parents, here’s everything to know about Michelle Williams and Thomas Kail’s relationship.

Fall 2018: Michelle Williams and Thomas Kail start working together onFosse/Verdon

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Sam Rockwell, Joel Fields, Nicole Fosse, Steven Levenson, Thomas Kail, and Michelle Williams of FX’s ‘Fosse’ pose for a portrait during the 2019 Winter TCA Getty Images Portrait Studio at The Langham Huntington, Pasadena on February 4, 2019 in Pasadena, California

Williams and Kail first met when the FX seriesFosse/Verdonbegan filming in the fall of 2018. In the miniseries, Williams stars as Tony Award-winning dancer Gwen Verdon oppositeSam Rockwellas the influential choreographer Bob Fosse. Kail was one of the executive producers of the series and directed 5 of the 8 episodes.

April 19, 2019: Michelle Williams splits from Phil Elverum

On April 19, 2019, a sourcetold PEOPLEthat Williams and her husband, Elverum, hadsplit after less than a year of marriage. They got married in the summer of 2018 and news of the breakup came after Williams had been spotted in public without a wedding band.

“Michelle and Phil separated at the beginning of the year. It was an amicable split and they remain friends,” a source said at the time.

“Michelle fell in love,” a source later told PEOPLE. “She is happy and fulfilled and ready for another child.”

It was also revealed that Williams' daughter,Matilda, “played matchmaker” for the two.

A few days after their engagement news broke, Williams wasspotted wearing an engagement ringas she arrived at JFK International Airport in New York City.

January 5, 2020: Michelle Williams and Thomas Kail attend the Golden Globes together

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Michelle Williams and Thomas Kail arrive to the 77th Annual Golden Globe Awards held at the Beverly Hilton Hotel on January 5, 2020

That same night, the ultra-private couple made arare appearance on Instagramvia a photo that Williams' longtime friendBusy Philippsposted. Philippsshared a photoof the three of them together at the Los Angeles restaurant Jon & Vinny’s with Williams' Golden Globe sitting on the table. Kail was affectionately resting his head on his fiancée’s shoulder and Williams placed her hand on his arm.

January 19, 2020: Michelle Williams and Thomas Kail make another awards show appearance

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Thomas Kail and Michelle Williams attend the 26th Annual Screen Actors Guild Awards at The Shrine Auditorium on January 19, 2020 in Los Angeles, California

In her acceptance speech,she mentioned Kailand said, “Tommy, like everything else in our life, I share this with you.”

March 2020: Thomas Kail is seen wearing a wedding band, prompting marriage rumors

In March 2020, Kail was seen wearing whatlooked like a wedding bandwhile out with Williams, sparking rumors that the pair had secretly married.

Williams and Kailwelcomed their first childtogether in June 2020, making Kail a first-time father.

Two years after her son’s birth, the actress revealed his name Hart, for the first time in a May 2022 interview withVariety.

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Michelle Williams departs after the screening of “Showing Up” during the 75th annual Cannes film festival at Palais des Festivals on May 27, 2022 in Cannes, France

During the same 2022 interview withVariety, Williams shared that she and Kail wereexpecting another child, their second together and Williams' third.

“It’s totally joyous,” she told the outlet. “As the years go on, you sort of wonder what they might hold for you or not hold for you. It’s exciting to discover that something you want again and again, is available one more time. That good fortune is not lost on me or my family.”

Williams and Kailwelcomed their second child togetherin 2022. The actress was seencarrying a newbornas she and Kail went for a stroll in N.Y.C.

Reps for the couple, however, did not comment on the news.

June 11, 2023: Michelle Williams and Thomas Kail attend the Tony Awards

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Michelle Williams and Thomas Kail attend The 76th Annual Tony Awards

Williams and Kail stepped out for adate nightat the 2023Tony Awards. The pair celebrated Kail’s production ofSweeney Todd: The Demon Barber of Street Fleet,which was nominated in the best revival of a musical category.

The couple posed together on the red carpet, with Williams wearing a floor-length silver sequin gown while her husband was photographed in a black suit.

source: people.com