In the iconic scene of “Operation Phantom” in Dubai

In the iconic scene of “Operation Phantom” in Dubai, Cruise dispensed with the use of doubles in the sequence in which Ethan Hunt climbs the Burj Khalifa tower (the tallest structure built by man). This fact not only contributed to the positive connotation of the actor's efforts and commitment to the film, but also allowed director Brad Bird to have many more camera angle options since he would not have to "hide" the double's face.
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