The Cockeyed Miracle

The Cockeyed Miracle is a 1946 fantasy film about a ghost who, with the help of his father also a ghost, stops his best friend from leaving his family penniless. The ghosts are played by Frank Morgan and Keenan Wynn, the villain by Cecil Kellaway. The film was based on the play But Not Goodbye by George Seaton.

Sams health soon fails fatally and he is met by the youthful ghost of his father Ben Griggs Keenan Wynn, eager to shepherd his son into the afterlife. Sam insists on lingering to help his family as best he can, first persuading Ben to use his supernatural power to cause storms to help a romance between his daughter and an oblivious lodger, and then to aid the success of his investment by impressing the potential buyer.Having discovered his death and their own financial situation but not the nature of his venture, Sams wife Amy Gladys Cooper encourages her children to remember their father fondly. Tom arrives at their home prepared to give the grieving family Sams share, but succumbs to greed after writing the check and attempts to leave without informing them of their new inheritance. ........

Source: Wikipedia