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- Martha Hackett
- Michael G. Hagerty
- Albert Hall
- Kevin Peter Hall
- Anne Haney
- Jerry Hardin
- Joshua Harris (actor)
- Gracie Harrison
- Hana Hatae
- Teri Hatcher
- Stephen Hawking
- Jeff Hayenga
- George Hearn
- Sam Hennings
- Richard Herd
- Jennifer Hetrick
- Chuck Hicks
- James Horan (actor)
- Sherman Howard
- David Huddleston
- Wendy Hughes
- Marsha Hunt (actress)
- Jana Marie Hupp
Read more about this topic: List Of Star Trek: The Next Generation Cast Members