This is a list of characters who have only appeared in one episode of NCIS.
All items (4143)
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- Walt Fergus
- Walt Freeman
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- Walter Magnus
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- Warren Sorrow
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- Wendell Hobbs
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- William Baer
- William Blake
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- William Jamison
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- Willis Hirst
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- Woman in Cat Sweater
- Woman on Videoconference
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- Joanna Wright
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- Yasir Qassam
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- Yuri
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