What's the trouble at Healy's Crossing? Call of the Klondike is directed by Frank McDonald and adapted to screenplay by Charles Lang from a story by James Oliver Curwood. It stars Kirby Grant, Anne Gwynne, Lynne Roberts, Tom Neal, Russell Simpson and Marc Krah. Music is by Edward J. Kay and cinematography by William Sickner. Northwest Mountie Rob Webb (Grant) and his cunning pooch Chinook investigate a number of strange disappearances out in the sticks at Healy's Crossing. Joining them on the trail is Nancy Craig (Gwynne), whose father is one the men who have mysteriously vanished whilst…