Richard Osman's House of Games (2017)

S10E4 Death Hits the Jackpot

Freddy Brower, a photographer, strikes it rich with a $30 million lottery win but wants to conceal his fortune from his soon-to-be ex-wife. To keep the money under wraps until his divorce is settled, he enlists the help of his affluent uncle, Leon Lamarr, to claim the ticket as his own. Unbeknownst to Freddy, Lamarr is involved in a secret affair with his wife. In a shocking turn of events, Lamarr murders Freddy to seize the lottery winnings for himself.