1. Night 1Aired: May 20, 2015Two experts from different fields, a lawyer and a neuroscientist, face off in...
2. Night 2Aired: May 21, 2015The battle of wits intensifies as two exceptional minds face off in the most ...
3. Night 3Aired: May 22, 2015The reigning champion's quest for intellectual supremacy intensifies as they ...
4. Night 4Aired: May 25, 2015The reigning champion faces a new set of brain-twisting challenges as they st...
5. Night 5Aired: May 26, 2015The geniuses are closing in on their 500-question milestone, and the stakes e...
6. Night 6Aired: May 27, 2015Next episode, the reigning champion will be pushed to their limits as they fa...
7. Night 7Aired: May 28, 2015The season finale of "500 Questions" culminates in an intense intellectual ba...