When did Deadliest Catch Season 21 Episode 4 air?
Deadliest Catch Season 21 Episode 4 aired on August 22, 2025.


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.
A brutal knife injury on the Northwestern leaves Sig scrambling. After one crewman quits, tensions explode on the Confidence until even the co-captain revolts. The Wizard faces a nightmarish mechanical failure when Keith's throttle fails in rough seas.
Direct answers for episode-level questions and details.
Deadliest Catch Season 21 Episode 4 aired on August 22, 2025.
This episode runs for approximately 42 minutes.
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