THE FEDERAL AGENTS ALAN O'CONNOR and BOBBIE REYNOLDS IN ANOTHER THRILLING ADVENTURE DRAMA!
DARING...DANGEROUS...DIFFERENT! Meet the New Treat-Em-Rough Guy, WARREN DOUGLAS! He's the Kind Girls Talk About, But Seldom Find!
'I'M GOING TO LET THIS BOY DIE!'
TOUGHER THAN EVER...but on the side of the law!
First Dual-Role 100% Talking Drama! (original poster)
A WHIRLWIND OF ACTION-PACKED SERIAL THRILLS! (original poster - all caps)
STARK! SAVAGE! FATEFUL! (original poster - all caps)
GRIPPING With ACTION...GREAT With EXCITEMENT...World-Famous G-Men hold you spellbound in the most smashing serial you've ever seen!
What's left to fear when you're ready to die?
FANTASTIC ADVENTURES IN A WEIRD AND SINISTER SETTING! (original poster-all caps)
The coming of "Little Mystery" is one of the most dramatic moments in the history of the screen (Print Ad-Spokane Daily Chronicle, ((Spokane, Wash.)) 22 April 1921)
Meet Secret Agent 009...as he blasts open a master plan of COUNTER-ESPIONAGE!