When did Deadliest Catch Season 17 Episode 21 air?
Deadliest Catch Season 17 Episode 21 aired on September 14, 2021.


Forty-foot waves, 700 pound crab pots, freezing temperatures and your mortality staring you in the face…it's all in a day's work for these modern day prospectors. During each episode we will watch crews race to meet their quota and make it home safely.

When processors shut down due to outbreaks, Sig bets he can zero in on a rare "crab highway" before there's no place to deliver. Josh and Casey race to deliver live crab after their pump fails, while Harley risks shipwreck to be first to enter St. Paul.
Direct answers for episode-level questions and details.
Deadliest Catch Season 17 Episode 21 aired on September 14, 2021.
Runtime information for this episode is not available yet.
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