This category contains all files from the TOS episode "The Mark of Gideon" (3x17).

Previous episode:
"Whom Gods Destroy"
Files for TOS Next episode:
"The Lights of Zetar"


This category has only the following subcategory.

Media in category "Memory Alpha files by production (TOS: The Mark of Gideon)"

The following 4 files are in this category, out of 4 total.