Karim Benzema and Thibaut Courtois before a Real Madrid match in LaLiga Santande. AP
Also not going to Morocco are defenders Eder Militao, Ferland Mendy, Lucas Vazquez and forward Eden Hazard.
Benzema, Courtois and Militao have not been ruled out of joining their teammates for an eventual final if Madrid qualifies, but none of the others are expected to make it.
Madrid will debut on Wednesday in a semifinal against Egyptian club Al Ahly.
Madrid has won the world club title a record seven times, including three times when the competition was called the Intercontinental Cup.
(For more sports news and updates, follow Ahram Online Sports on Twitter at @AO_Sports and on Facebook at AhramOnlineSports.)