From left: Toronto Maple Leafs teammates Dick Duff, Bert Olmstead, Frank Mahovlich and Gerry Ehman.
Mahovlich, the majestic Big M, won with Toronto in 1962, 1963, 1964 and 1967, then twice more with Montreal, in 1971 and 1973.
Duff won as a Maple Leafs teammate of Mahovlich in 1962 and 1963, then with the Canadiens in 1965, 1966, 1968 and 1969.
The other three on the list:
Defenseman Larry Hillman, the same four years as Mahovlich in Toronto, then as Duff's teammate in Montreal in 1968-69, appearing in 25 games for the Canadiens and one in the 1969 playoffs;
Forward Bert Olmstead, with the Canadiens in 1953, 1956, 1957 and 1958, then the Maple Leafs in 1962;
Forward John McCormack, with Toronto in 1951, then Montreal in 1953.