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Ian Lithgow

American actor

  • Fame52.0
  • Momentum4.2
  • Wikipedia16.2K
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Source-basedFalling
Born 1972 · age 54United States
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  • Age
    54
    Born 1972
  • Known for
    Tesla
    2020
Summary
Updated 2026-06-16

Ian David Lithgow is an American actor and therapist. He is best known for his work as Leon in the NBC series 3rd Rock from the Sun (1996–2001). He is the son of actor John Lithgow.

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TV credits

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Score breakdown

The six component signals behind the Fame score, and their ranks across the leaderboards.

Fame
Falling
52.0
Composite of search demand, mentions, audience & graph footprint.
Score components
Momentum4.2
Historical4.8
Source confidence35.0
Completeness75.0
Global rank
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