United Kingdom, Oct. 16 -- Ben Stiller believes lockdown helped to save his marriage.

The 59-year-old comedian and actress Christine Taylor separated in 2017 - but the couple managed to reunite amid the COVID-19 lockdown.

Ben - who has Ella, 23, and Quin, 20, with Christine - says in the documentary Stiller and Meara: Nothing Is Lost: "All of a sudden we were together in the house and during that time I started to make the movie, too. So there was sort of this coming together. Us talking about what we were going through, our issues, and looking at what my parents had been through, too, in a way I hadn't looked at it before."

Ben was ultimately determined that his marriage wouldn't go the same way as his parents' marriage had gone.

He ...