This is a list of character actors who have appeared on The Rifleman — one time only.
 
Whether they have appeared one time only or 168 times, they are just as important as the main characters and/or anyone else involved in The Rifleman.

This section of character actors is dedicated to each & everyone one of the character actors that appeared on The Rifleman. 
They're among the most popular and recognizable actors. They may not be A-list stars, but they do something many actors don't. They worked all the time.