REAL-LIFE MYSTERY

What Happened To Marine Addis?, 9pm, Forces TV

ALAN ADDIS was just 19 when he vanished from the Falklands in 1980. This intriguing and well-structured new documentary looks at the effect on his family (he was an only child) and sifts new information to investigate further. (Sky 450, Freeview 96, Freesat 165, Virgin 277)