Mandira rose to fame after playing the title role in 1994 TV show "Shanti" and has also hosted ICC Cricket World Cups on TV in 2003 and 2007.
"Like every Indian cricket fan, I also believe India is going to win the World Cup this year. We are the defending champions. How we played in last most recent series does not matter. I feel like Australia we can have a wining streak," said Mandira at an event here Tuesday.
"It's gonna be a great World Cup. It's gonna be a memorable World Cup as every world cup always is," she added.
India, who won the World Cup in 1983 and 2011, will start their 2015 journey against Pakistan Feb 15.