Cast
Harold Lloyd
Harold Bledsoe
Barbara Kent
Billie Lee
Noah Young
Patrick Clancy SFPD
Charles Middleton
John Thorne / The Dragon
Will Walling
Captain Walton, SFPD 3rd Div.
Grady Sutton
Man at Party (silent version) (scenes deleted)
Brooks Benedict
Handcuffed Prisoner at Police Station (uncredited)
Eddy Chandler
Cop (uncredited)
Edgar Kennedy
SFPD Desk Sergeant (uncredited)
Tetsu Komai
Florist Henchman (uncredited)
James B. Leong
Florist Henchman / High Priest (uncredited)
James Pier Mason
Barry Steele / Dick the Dude (uncredited)
Nelson McDowell
1st Train Passenger (uncredited)
Blue Washington
Thorne's Henchman (uncredited)
Leo Willis
Cop (uncredited)
Crew
Malcolm St. Clair
Director
Clyde Bruckman
Director
Gaylord Lloyd
Assistant Director
Clyde Bruckman
Story
Harold Lloyd
Producer
C. Bakaleinikoff
Music Arranger
Harold Lloyd
Writer