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The 34-year-old actress, who plays single mother Niki Sanders, believes that there is more narrative left in the show.
"I think that we'll be back, there are still stories that need to be told," HitFix quotes her as saying at a press event for her new movie Resident Evil.
NBC, which in January said that a renewal was very likely, later announced that it was still unsure over the programme's future.
The superhero drama, which has recently been panned by critics, only logged 4.4 million viewers for its fourth season finale in February.
> 'Heroes' cast expecting new season
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