“Fear is the most honest of all emotions”: Catspaw (Original Series) vs. The Thaw (Voyager)

Star Trek explores the nature of fear, as Captain Kirk visits Planet Spirit Halloween, and Ensign Kim is tormented by a murder-clown.

“We too are machines, just machines of a different type”: The Measure of a Man (TNG) vs. Author, Author (Voyager)

Data’s rights as a person, and the Doctor’s rights as an author, are put on trial.

“Sipping jippers on a beach somewhere”: I, Mudd (Original Series) vs. The Escape Artist (Short Treks)

We look at the evolution of Harry Mudd, as Captain Kirk outsmarts yet another artificial intelligence, and Mudd outsmarts everyone.

“What’s a Tuesday?”: Data’s Day (TNG) vs. Calypso (Short Treks)

The Next Generation shows us a day in the life of an android, and Discovery’s second Short Trek shows us a Taco Tuesday in the life of a ship’s computer.

“You’re out of your league”: Q Who (TNG) vs. Regeneration (Enterprise)

Humanity comes face to face with the dehumanizing nightmare of the Borg, for the first time … twice.

“You’re on the other side now”: The Ensigns of Command (TNG) vs. Progress (DS9)

Data learns that honesty isn’t the best policy — until it is — and Kira learns that she doesn’t get to be the good guy anymore.

“The dream dreams the dreamer”: Birthright, Part 1 (TNG) vs. Tinker Tenor Doctor Spy (VOY)

Data learns to dream, and the Doctor learns to daydream.