![](https://image.tmdb.org/t/p/original/pmOlcwcV0oSRUYi4D7wFYU6Wy5E.jpg)
![](https://image.tmdb.org/t/p/w342/1CuyXvdlNGsNRaC62Q7Pp3hIIGt.jpg)
Episode 18
The great transept of Lincoln Cathedral is the imposing setting for the second semi-final of this year's Mastermind. Four more first-round winners compete for the second place in the final. Georges Renard (postal executive) The French Second Empire, 1852-1870 Jeremy Bradbrooke (general practitioner) The Anglo-American War of 1812-1815 John Chester (data communications manager) The works of Larry Niven Joy Thwaytes (lecturer and writer) The history of the Mary Rose
![](https://image.tmdb.org/t/p/w300/pmOlcwcV0oSRUYi4D7wFYU6Wy5E.jpg)
![](https://image.tmdb.org/t/p/w300/mSsw68pmeL0fa0jBykXrVNwX5hr.jpg)
![](https://image.tmdb.org/t/p/w300/hFxxFhK6ooj9FHDmB7fGqYbfKty.jpg)
![](https://image.tmdb.org/t/p/w300/81fIwldO6FDoFzQyS0FkPSHlHXl.jpg)
Other episodes for this season
![Episode 1](https://image.tmdb.org/t/p/w300/pmOlcwcV0oSRUYi4D7wFYU6Wy5E.jpg)
![Episode 2](https://image.tmdb.org/t/p/w300/pmOlcwcV0oSRUYi4D7wFYU6Wy5E.jpg)
![Episode 3](https://image.tmdb.org/t/p/w300/pmOlcwcV0oSRUYi4D7wFYU6Wy5E.jpg)
![Episode 4](https://image.tmdb.org/t/p/w300/pmOlcwcV0oSRUYi4D7wFYU6Wy5E.jpg)
![Episode 5](https://image.tmdb.org/t/p/w300/pmOlcwcV0oSRUYi4D7wFYU6Wy5E.jpg)
![Episode 6](https://image.tmdb.org/t/p/w300/pmOlcwcV0oSRUYi4D7wFYU6Wy5E.jpg)
![Episode 7](https://image.tmdb.org/t/p/w300/pmOlcwcV0oSRUYi4D7wFYU6Wy5E.jpg)
![Episode 8](https://image.tmdb.org/t/p/w300/pmOlcwcV0oSRUYi4D7wFYU6Wy5E.jpg)
![Episode 9](https://image.tmdb.org/t/p/w300/pmOlcwcV0oSRUYi4D7wFYU6Wy5E.jpg)
![Episode 10](https://image.tmdb.org/t/p/w300/pmOlcwcV0oSRUYi4D7wFYU6Wy5E.jpg)
![Episode 11](https://image.tmdb.org/t/p/w300/pmOlcwcV0oSRUYi4D7wFYU6Wy5E.jpg)
![Episode 12](https://image.tmdb.org/t/p/w300/pmOlcwcV0oSRUYi4D7wFYU6Wy5E.jpg)
![Episode 13](https://image.tmdb.org/t/p/w300/pmOlcwcV0oSRUYi4D7wFYU6Wy5E.jpg)
![Episode 14](https://image.tmdb.org/t/p/w300/pmOlcwcV0oSRUYi4D7wFYU6Wy5E.jpg)
![Episode 15](https://image.tmdb.org/t/p/w300/pmOlcwcV0oSRUYi4D7wFYU6Wy5E.jpg)
![Episode 16](https://image.tmdb.org/t/p/w300/pmOlcwcV0oSRUYi4D7wFYU6Wy5E.jpg)
![Episode 17](https://image.tmdb.org/t/p/w300/pmOlcwcV0oSRUYi4D7wFYU6Wy5E.jpg)
![Episode 18](https://image.tmdb.org/t/p/w300/pmOlcwcV0oSRUYi4D7wFYU6Wy5E.jpg)
![Episode 19](https://image.tmdb.org/t/p/w300/pmOlcwcV0oSRUYi4D7wFYU6Wy5E.jpg)
![Episode 20](https://image.tmdb.org/t/p/w300/pmOlcwcV0oSRUYi4D7wFYU6Wy5E.jpg)
![Episode 21](https://image.tmdb.org/t/p/w300/pmOlcwcV0oSRUYi4D7wFYU6Wy5E.jpg)
![The Final Five](https://image.tmdb.org/t/p/w300/pmOlcwcV0oSRUYi4D7wFYU6Wy5E.jpg)
![The Final](https://image.tmdb.org/t/p/w300/pmOlcwcV0oSRUYi4D7wFYU6Wy5E.jpg)