Alliance Atlantis Shareholders Approve CanWest Deal

TORONTO, April 5: Shareholders of Alliance Atlantis
Communications have approved the sale of the company to CanWest Global
Communications Corp for C$53 per share.

The deal was approved by 99.7 percent of the votes cast by
holders of Class A Voting Shares and 99.99 percent of the votes cast by holders
of Class B Non-Voting Shares. "We are very happy that the shareholders of
Alliance Atlantis have overwhelmingly voted in favor of the arrangement, as recommended
by our Board of Directors," said Phyllis Yaffe, the CEO of Alliance
Atlantis.

"We too are pleased with today's results," said
Leonard Asper, the president and CEO of CanWest Global Communications Corp.
"This brings us one step closer to combining the people and expertise of
CanWest and Alliance Atlantis in order for us together to produce even better
Canadian content, promote it more effectively and provide greater access to
more viewers across more platforms."

The sale is still subject to approval from the Ontario
Superior Court of Justice, among other conditions. It is expected to be
completed by July or early August.