The Sub-Mariner investigates the sudden appearance of an iceberg in waters they normally do not exist in, and discovers it's man-made and a cover for Japanese destroyers to attack American shipping.
The Sub-Mariner [Prince Namor]; Guest Stars: The Irish Republican Army; Von Klutz (villain, introduction)
Synopsis
Sub-Mariner must stop the mysterious and destructive explosions occuring all over Ireland, accomplished by a dangerous Nazi leader and his men, who are leaving clues behind which pin-point the I.R.A. as the true culprits.
Dr. Dimwit; Slouch Crouch (Dimwit's assistant); Augustus Bustus (introduction)
Synopsis
When Augustus Bustus enters the offices of Dr. Dimwit to see if the doctor can correct his bowl legs condition, he ends up with an entirely new problem which works out for the best.
Walt Jones; Mr. Jones; Bull Mulligan (villain); Squinty Lewis (villain); Trigger Davis (villain)
Synopsis
Bull Mulligan buys several new shirts and ties, hoping that they will cheer up the members of his gang, but has trouble opening the door to the hideout with his key because of the packages in his arms, leading to a deadly result.
The Angel [Tom Hallaway]; un-named girl (to be made Queen for the King); the Gorilla-Man and his family (introduction); The King of Castle Island (villain, introduction, death); The Royal Family (villains, introduction, death)
Synopsis
When Tom Hallaway discovers a girl bleeding green blood, the Angel follows it up and discovers a group of people descended from an ancestor that had contracted a rare tropical malady resulting in green blood in all family members who followed.