Possible Clues:

• Officer without company entering pass
• Army officer -- pass one beginning to limp
• Mark to introduce the Spanish officer
• Military officer
• Mustard? You might pick up the seed!
• ___ Mustard, army officer in Cluedo
• With 29-Across, fast-food spokesperson with a goatee
• Mustard, in Clue
• Officer, one refusing to fight on his own, left
• Senior military rank