The journalist passed away of complications related to cardiac failure and Alzheimer's disease in Dobbs Ferry, New York on 30 July (15), according to

Upon the advice of Walt Disney, who he met as a teenager, Culhane began his career at the Rockford Register-Republic in Illinois and subsequently went on to become an editor at Reader's Digest, where he wrote profile pieces on celebrities such as Jim Henson, Danny Kaye, Laurence Olivier and Emmett Kelly.

Culhane also worked with Disney's publicity department on milestone events such as Disney Studios' 50th anniversary at Lincoln Center in New York and he later became a host for college campus forums promoting Disney films.

He also served as the inspiration of the Mr. Snoops character in 1977's The Rescuers and Flying John in the Rhapsody in Blue segment of Fantasia/2000 and worked on TV specials Noah's Animals, King of the Beasts and Last of the Red Hot Dragons with his late animator cousin Shamus Culhane.