[1]Scientist Benjamin Darrell (Anders Randolf) has invented a silent aircraft motor of tremendous potential benefit to aeronautical and military concerns.

Lloyd Darrell (Malcolm McGregor), a secret service agent, disguises himself as Bill Smith and covertly endeavors to prevent the theft.

Together with pretty Helen Corliss (Louise Lorraine), and most importantly, Silver Streak, a clever German shepherd, the trio serve to foil any criminals.

Enterprising producer Nat Levine shot the entire The Silent Flyer serial on location and on rented stages, managing to bring all 10 chapters in on a budget of 70,000 dollars.

[3] The Silent Flyer, produced independently by the enterprising Nat Levine, was a low-budget 10-chapter action serial that featured Danish-born character actor Anders Randolph.