Medico of Painted Springs was the first of western hero Charles Starrett's appearances as frontier doctor Steven Monroe. Riding into a small town, Dr. Monroe finds himself smack-dab in the middle of a range war between cattlemen and sheepmen.
| Actor | Role |
|---|---|
 Charles StarrettDr. Steven Monroe | Dr. Steven Monroe |
 Terry WalkerNancy Richards | Nancy Richards |
 Ben TaggartJohn Richards | John Richards |
 Ray BennettEd Gordon | Ed Gordon |
 Wheeler OakmanFred Burns | Fred Burns |
 Richard FiskeKentucky Lane | Kentucky Lane |
 Edmund CobbSheriff | Sheriff |