Rob Lowe was snapped working on the set of 9-1-1: Lone Star on Tuesday in Los Angeles.Lowe was in costume in a navy blue top with a fire department graphic with firefighter pants, dangling a face mask over his chin as he sipped from a cup of water.He was later seen wearing a full fireman's outfit including a helmet and oxygen mask amid another high-intensity scene.
On the job: Rob Lowe, 56, was snapped working on the set of 9-1-1: Lone Star on Tuesday in LAThe 56-year-old actor portrays Owen.
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