Yes, Cushing was a toy soldier collector. Michael York is, too.
Among modern celebrities, Mike Myers collects toy soldiers, or more specifically, what we'd call collector's toys. There's an annual show every fall in New Jersey, that I visit, and he was there a couple of years ago.
The late singer Mel Torme was a modeler. Actor Ken Berry was a modeler, and a fan of Revell's car models.