|This needs a stretch.|
Shaggy finds he has an identical cousin, Stetson Rogers, whose dude ranch is haunted by ghostly cowgirls.
- Stetson Rogers (single appearance)
- Ghost of Sissy Hawgshank (single appearance)(disguise)/
- Jim Evans (single appearance)
- Ghost of Stella Houston (single appearance)(disguise)/
- Ken (single appearance)
- The Mystery Machine
|Jim Evans||He was wearing the clothes of Sissy Hawgshank, when Fred and Daphne found him in the old mill.|
|Ken||He told Velma that Scooby packed quite a wallop and his figure did match the outline of the person Scooby saw out in the field.|
| Jim Evans as Ghost of Sissy Hawgshank|
Ken as Ghost of Stella Houston
|To cheat Stetson Rogers out of a good offer for the dude ranch.|
- There's a bit of romantic tension between Shaggy and Velma when Shaggy appears to get jealous of Velma's interest in the handsome Ken. When Shaggy makes a remark about it, Velma complains that he never seems to notice her.