Chad Lowe and Kim Painter

Baby No. 2 is on the way for Pretty Little Liars' Chad Lowe and his wife, Kim, People reports.

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Their new arrival is due some time this fall and will join older sister Mabel, who turned 3 last month. The couple have been married since August 2010.

Lowe, 44, who co-stars on Pretty Little Liars as Aria's dad and also occasionally directs episodes of the ABC Family drama, was previously married to Hilary Swank.