68-year-old actor Christopher Lambert was on hand as part of the Highlander team when he reportedly collapsed, prompting a medical rescue. While the details seemed serious at first, he is reportedly doing just fine and resting. 68-year-old actor Christopher Lambert was on hand as part of the Highlander team when he reportedly collapsed, prompting a medical rescue. While the details seemed serious at first, he is reportedly doing just fine and resting. Christopher Lambert is OK after collapsing at a conventionChristopher Lambert was on hand to sign autographs for Highlander fans this weekend in Pittsburgh, but things didn’t go to plan.