Robert Downey Jr. and wife Susan maintain a "two-week rule" to ensure togetherness amidst their busy schedules.

Robert Downey Jr. and wife Susan have a strict "two-week rule" in their marriage to ensure they spend time together despite their busy schedules. In an interview with People, Susan revealed they never go more than two weeks without seeing each other and the family being together. The couple, who have been married for 18 years, share two children together: Exton, 12, and Avri, 9.