Where can I watch “Scorpion” Season 4 Episode 21 online?

This page provides episode info and a legal-only guide. It does not host streams or downloads. Check official platforms and licensed services for availability in your region (US first).

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Watching earlier episodes in season 4 helps you follow the plot and character arcs leading into this episode.

Watch Scorpion Season 4 Episode 21 Online

“Kenny and the Jet” — Watch "Scorpion" Season 4 Episode 21 online in HD for free. Check streaming providers, cast, and episode details.

Apr 9, 2018 Season 4 Episode 21 37 min TV-14

7.5 ★ ★ ★ ★ ★

8 votes

Scorpion Season 4

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Season 4 Episode 21 — Aired on Apr 9, 2018 • runs about 37 minutes.

Directed by Jeff T. Thomas.

Written by Rob Pearlstein, Adam Higgs.

Notable cast/guest names in this episode include Elyes Gabel, Katharine McPhee, Jadyn Wong, Eddie Kaye Thomas.

This page includes 1 official still(s) (when available) plus legal availability links.

Looking for “watch Scorpion Season 4 Episode 21 online”? This is a legal-only guide with synopsis, stills, and navigation for this season.

Synopsis

Paige’s maternal side goes into high gear when Team Scorpion must save an unconscious, hypothermic boy stuck in the wheel well of their airborne airplane. Also, Walter’s white lie to Paige starts to take a toll on him, and Paige realizes something’s up.