11/02/2007 AT 08:40 AM EDT
is still keeping mum about the
undisclosed illness which landed his 8-year-old daughter, Lilly Rose, in the hospital
this spring – but he is opening up about his paternal panic during those harrowing days.
"To say it was the darkest moment, that's nothing," the 44-year-old
actor, next up in Sweeney Todd: The Demon Barber of Fleet
, tells Entertainment Weekly
. "It doesn't come close to describing it. Words are so small."
Courtesy Entertainment Weekly
"Now every single millisecond is a mini-celebration," says the two-time Oscar nominee. "Every time we get to breathe in and exhale is a huge victory. She pulled through beautifully, perfectly, with no lasting anything."
The Pirates of the Caribbean
star also has a son, Jack, 5, with longtime partner Vanessa Paradis.