Patrick Wilson and His Wife Are Expecting Baby No. 22009-03-17

Patrick Wilson's whirlwind year is about to get even better.

Wilson, 35, star of the hit Watchmen, and his wife, actress Dagmara Dominczyk, 32, are expecting a second child due this summer, PEOPLE has confirmed.

"Dagmara is doing great," says a source. "They're all very excited."

The couple, married for four years, already have a son, Kalin, 2.

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