The Flash star Grant Gustin and wife LA Thoma are expecting their first child

The Flash star Grant Gustin ‘unbelievably excited’ to announce he and wife LA Thoma are expecting their first child

Grant Gustin and wife LA Thoma are expecting their first child together.

The Flash actor, 31, shared the happy news by posting a photo of the smiling couple with their three dogs and a sonogram. 

‘Unbelievably excited ❤️ As LA noted, the dogs obviously are too,’  the Norfolk, Virginia native gushed in the caption.

Growing family! The Flash star Grant Guston and wife LA Thoma announced they’re expecting their first child on Thursday

LA, a physical therapist, was equally as thrilled, sharing the same snap with the message: ‘adding one more to the crew! The pups are thrilled :)’

Many stars flocked to the comments to sent their congratulations.

Supergirl Melissa Benoist wrote: ‘Yayyayaayyyyy!!!’ while his Flash castmate Candice Patton said ‘CONGRATS you guys!!!’ with two heart-eyes emojis. 

Joking about the pair’s furry family, Arrow actress Caity Lotz said ‘So Happy for you two!!! Or 5 lol!’ 

Glee actor Max Adler, who was featured in a season four episode of The Flash, said ‘Ohhhhh wow!! Yes!! Joing the club!! Congrats you two so exciting!!!’ 

Congrats! Plenty of famous friends sent their well wishes

Congrats! Plenty of famous friends sent their well wishes

Hitched: Grant and LA were wed in 2018 at the Los Angeles venue Valentine DTLA following a two-year engagement

Hitched: Grant and LA were wed in 2018 at the Los Angeles venue Valentine DTLA following a two-year engagement

Chris Colfer also chimed in, saying: ‘Congrats, Grant! So happy for you!’ while adding a party face emoji and a heart. 

Gregg Sulkin, Alex Fine, tattoo artist Dr. Woo, Elizabeth ‘Bitsie’ Tulloch of Superman And Lois, and Jason Kennedy also sent their love.

Grant and LA were wed in 2018 at the Los Angeles venue Valentine DTLA following a two-year engagement. 

At the time, insiders told E! News: ‘They were surrounded by their families and close friends, and it was a beautiful ceremony and an unforgettable day.’

Happy as ever: Marking two years as man and wife last December, Grant said 'Love you more now than I did then. Truly. You inspire me to be better everyday'

Happy as ever: Marking two years as man and wife last December, Grant said ‘Love you more now than I did then. Truly. You inspire me to be better everyday’

It was said to be a star-packed affair with a guest list that included Supergirl star Benoist, her castmate Chris Wood, Hamilton’s Daveed Diggs, Dear Evan Hansen star Taylor Trensch, as well as Broadway actors Adam Kaplan, Jared Loftin, Ben Ross and Leela Rothenberg, according to People. 

Grant and LA celebrated two years of marriage in December.

Marking the occasion on Instagram, the actor wrote: ‘Love you more now than I did then. Truly. You inspire me to be better everyday. 

‘Whether that means doing the dishes in a timely manner or just having more confidence in myself. I don’t know who I’d be without you.