Pakistan, April 26 -- Hollywood actor George Clooney may be facing serious trouble in his marriage to Amal Clooney, according to recent reports.

Speculation about a possible $500 million divorce has grown after Amal Clooney skipped his highly anticipated Broadway debut. The Ocean's Eleven star, 63, recently made his stage debut in Good Night, and Good Luck in New York City - but his wife, Amal Clooney, was noticeably absent from the event.

Insiders were reportedly shocked, saying they expected Amal Clooney to support George Clooney on such a big night.

According to RadarOnline that the no-show has only added fuel to rumours that the couple's relationship is strained.

When asked about Amal Clooney's whereabouts, George Clooney simply s...