In the bonus game, the winning team faced 30 members of the opposite sex in the studio audience.

One at a time, each team member was asked a question, then was handed a card which showed the correct answer only.

The theme song is called "Hormonal Imbalance", composed by John F. Grimbsy for Score Productions.

It aired opposite The Young and the Restless on CBS and initially two NBC game shows: Shoot for the Stars then To Say the Least.

In January 1978, when both One Life to Live and General Hospital expanded from 45 minutes to an hour, the series was placed on hiatus; The $20,000 Pyramid took over the time slot.

On September 30, 2018, Buzzr aired two episodes as part of their annual "Lost & Found" series of specials.

Like its American counterpart, most international versions that were based on this format had a shorter-run in their respective countries as well.

[3] The theme music and incidental tracks for the Australian version were composed by Jack Grimsley.

In 1978, a short-lived Italian version aired on Rete 2 under the name Il Sesso Forte[7][8]("The Stronger Sex") hosted by Enrica Bonaccorti and Michele Gammino.

In 1995, a remake of the show under the name Adamo contro Eva[9]("Adam Against Eve") hosted by Gerry Scotti aired on Rete 4 (Retequattro).

[12] 13 years later, the series was revived on BBC1 in 1991 - only this time, under the title Who's Bluffing Who?, hosted by Ulrika Jonsson and Richard Cartridge.