Season 4

July 11, 2004

Quinn, White Debbie, and "He Who Smokes Bitches" Stormy Waters venture deep into Tornado Shanks to destroy a malignant tumor in Captain Shanks' head.

July 18, 2004

Tornado Shanks declares Sealab a sovereign nation in order to be his own tax haven. A wave of secession fever sweeps through the entire crew, with a half-dozen nations declaring themselves independent in a few minutes; with the help of two British businessmen, they are all soon armed with missiles allegedly loaded with nuclear warheads. When push comes to shove and every Sealab nation declares war on every other one, however, the nukes all turn out to be duds.

July 18, 2004

Stormy's meddlesome inquisitiveness uncovers Shanks' membership in a world-controlling society.

November 14, 2004

A team-building exercise goes horribly wrong when the Sealab crew are attacked by Chupacabras.

November 21, 2004

A grief counselor tries to help the Sealab crew through a hard time.

November 28, 2004

Zombies ravage Sealab as Debbie plans her (fifth) 30th birthday party.

December 5, 2004

Marco's illegitimate son applies for a job on Sealab. Can he pass the civil service exam with Debbie and Quinn helping?

December 12, 2004

Marco died three episodes ago. What's he doing back? Later, Marco and Debbie sing Antônio Carlos Jobim's "Waters of March" in Portuguese.