Single Point Of Failure Deadliest Catch : Season 15 Episode 4
TV-PG Discovery 55m
Aired: April 30th, 2019 @ 8:00 PM EST on Discovery
A freak accident strikes the Northwestern with Mandy alone at the helm. Josh charts a new course on the Cornelia Marie while Casey sleeps. Lights go out on the Wizard, and Harley's launcher snaps at the worst moment.
