TV 90s

On "Quantum Leap", what are the only things that can see and hear Sam and Al in their true forms?

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On "NYPD Blue", where did Danny Sorenson grow up?
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On "King Of The Hill", who provides the voice of Peggy?
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In the TV series "Twin Peaks", how was Madeleine Ferguson related to Laura Palmer?
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Which one of the "Friends" took a dart for Marcel?
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Who played Dick Solomon on "3rd Rock from the Sun"?
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On "The Sentinel", who was known as Ice Man?
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In "Star Trek: The Next Generation", why did Enterprise-D have to undergo a Baryon Sweep?
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On the TV show "7th Heaven", whose nickname is "Snookie"?
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