Here's why:
* Long-term Partnership: They worked together on five films: "Suspicion" (1941), "Notorious" (1946), "To Catch a Thief" (1955), "North by Northwest" (1959), and "Charade" (1963).
* Mutual Respect: They were known to be very good friends off-screen, and each deeply respected the other's talent.
* Dynamic Duo: They created a unique and powerful dynamic on-screen, often playing off each other's strengths. Grant's charming wit and nonchalant demeanor provided a perfect foil to Hitchcock's suspenseful and darkly comedic style.
While Grant was a favorite, Hitchcock also had a strong partnership with James Stewart, collaborating on four films including "Rear Window" (1954) and "Vertigo" (1958). He also worked with Ingrid Bergman on three films, including "Notorious" and "Spellbound" (1945).
However, the Cary Grant collaboration is often considered the most significant and iconic, with their work together defining a significant portion of both their careers.