One In a Million (not to be confused with the short-lived 1980s sitcom airing on the same network of the same name) was a short-lived daytime game show where five guests held an unusual secret while the contestants determined which of the stories were true.
ABC: April 10, 1967-June 16, 1967
Merv Griffin Productions
Contestants tried to guess which panel of five guests held an unusual secret. Each of the panelists told a story and the contestants determined which of the stories were true.