Professor John Ivarsson is a main character in the film, The Island at the Top of the World.
Role in the film
Ivarsson is a professor of archeology in the University of Minnesota. He is hired by Sir Anthony Ross to find his son, Donald, who went to Astragard, along with Captain Brieux and Oomiak. In the end, after the gang are sentenced to leave the island, and Donald to stay with them, Professor Ivarsson takes Donald's place, for he claims this is his dream come true.