In 1946 Kerrigan tried breaking into Broadway shows, playing the discombobulated leprechaun Jackeen J. O'Malley in the show "Barnaby and Mr. O'Malley", based on the Crockett Johnson comic strip.
O'Malley was a character in the ground-breaking, intellectual comic strip Barnaby, by cartoonist Crockett Johnson.
Hamilton, the child actor cast as "Barnaby" in a 1946 adaption of a comic strip by Crockett Johnson
Lyndon B. Johnson | Samuel Johnson | Johnson & Johnson | Dwayne Johnson | Boris Johnson | Johnson | Andrew Johnson | Lyndon B. Johnson Space Center | Davy Crockett | Magic Johnson | Robert Johnson | James Weldon Johnson | Jack Johnson | Kevin Johnson | Jimmie Johnson | Don Johnson | Randy Johnson | Jim Crockett Promotions | Betsey Johnson | Lionel Johnson | Holly Johnson | Van Johnson | Molly Johnson | Amy Johnson | Glen Johnson | Gary Johnson | Dwayne "The Rock" Johnson | David Johnson | Robert Johnson (musician) | Rida Johnson Young |