A former actress who starred in a Noxzema shaving cream commercial in the 1970s is believed to be the tipster that led to the Santa Monica arrest of James &ldquo;Whitey&rdquo; Bulger and his girlfriend Catherine Greig on June 22.

Anna Bjornsdottir, 57, is said to have spent months at a time in Santa Monica, where she bonded with Greig over a stray cat, ac...