Two con men hide out in a house while the owner is away; one of them assumes the identity of the absent house sitter when the owner's relatives come to visit, only for further complications to set in.
What was the budget for Opportunity Knocks?
13 million
How much did Opportunity Knocks earn at the worldwide box office?
$11.4 million
How much did Opportunity Knocks earn at the US box office?
