Colin Firth and Livia Giuggioli Firth were married from 1997 until their 2019 split, and Livia says the pair now have "an extended, crazy family"

"We're both goofballs, so we laugh very easily," the actress tells PEOPLE of Woodall

"We've been forging this friendship for over 25 years together… through this shared journey," the actress tells PEOPLE