Mark Harmon family tree: Who are the NCIS star's famous relatives?

Harmon's wife Dawber is currently starring with him in the 18th season of NCIS.

However, the star is an acclaimed actor in her own right and is known for her stellar comedy career.

She is best known for starring opposite Robin Williams as Mindy McConnell in Mork & Mindy.

Dawber also appeared in the 1980s sitcom My Sister Sam but has taken a step back from acting in recent years.She has been married to Harmon since 1987 and they have two sons together.

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