Jim Corrigan

In the novel The Pale Horse, is Dr Jim Corrigan The Police surgeon. He is not related to "Ginger" Corrigan, another lead character in the same story.

Agatha Christie's Marple
In the 2011 ITV adaption The Pale Horse (Episode 1, series 5 of Agatha Christie's Marple), the name is changed to Dr Kerrigan. The character is portrayed by Jason Merrells.