- U. S. MARINE LANDS SABOTAGE RING! 1000 thrills a mile at 100 miles per hour...as an iron-fisted leatherneck battles spies on a speeding cross-country bus! (original poster)
- ACTION...at 70 miles per hour! A Marine and his gal friend tangle with saboteurs and time bombs! (original poster)
- BYE-BYE, SPY! HERE COME THE MARINES!...What action! Iron-fisted leatherneck mows down sabotage ring...on hurtling cross-country bus! (original poster)
- ROARING AT YOU! Thrills galore as lone Marine grabs spies on speeding bus! (original poster)
- LET 'EM HAVE IT, LEATHERNECK! WATCH! this one man Marine Corps mow down the saboteurs...on a speeding bus hurtling thru the blackout! (original poster)
- Trapped! Marine captures spy on speeding bus!
- There's action galore ... when BUSSES ROAR!
- Warner Bros.' roaring new adventure!
- Mile-a-Minute Thrills!
- A Marine and his gal friend tangle with saboteurs and time bombs!
- Warner Bros. Roaring Hit!
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