The BEST episodes written by R. Wright Campbell

#1 - Cruise of the Cynthia B.
Maverick - Season 3 - Episode 17
Bret is one of the seven owners of a Riverboat who start down the Mississippi for Memphis to sell the broken-down craft, but soon, in a deadly game of 10 Little Indians, one owner after another is found mysteriously dead. It becomes apparent that if the boat does reach Memphis, it's almost certain it will have but one owner.

#2 - Rope of Cards
Maverick - Season 1 - Episode 17
It's shades of 12 Angry Men when Bret becomes the lone holdout for a not guilty verdict in a murder trial. He has to use a long shot card trick to convince the other jurors that the defendant might be innocent.