"When the Great War breaks out, brothers Roy and Monte Rutledge, each attending Oxford University, enlist with the Royal Flying Corps."
Ben Lyon
as Monte Rutledge
James Hall
as Roy Rutledge
Jean Harlow
as Helen
John Darrow
as Karl Armstedt
Lucien Prival
as Baron Von Kranz
Frank Clarke
as Lt. von Bruen
Roy Wilson
as Baldy Maloney
Douglas Gilmore
as Capt. Redfield
Jane Winton
as Baroness Von Kranz
Evelyn Hall
as Lady Randolph
William B. Davidson
as Staff Major
Wyndham Standing
as RFC Squadron Commander
Lena Malena
as Gretchen the Waitress
Marian Marsh
as Girl Selling Kisses
Carl von Haartman
as Zeppelin Commander
Ferdinand Schumann-Heink
as First Officer of Zeppelin
Stephen Carr
as Elliott
Thomas Carr
as Pilot
J. Granville-Davis
Nora Cecil
as Helen's Maid (uncredited)
Rene Marvelle
as French Girl (uncredited)
Georgette Rhodes
Howard Batt
as Minor Role (uncredited)
George Berliner
as Bit Role (uncredited)
Bob Blair
Eddie Brownell
Hank Coffin
as Pilot (uncredited)
Ross Cooke
Lawford Davidson
as British Officer Shot by Firing Squad (uncredited)
Jack Deery
as Splashed Officer (uncredited)
Lucy Doraine
David Findlay
Curt Furberg
Frank Goddard
Lisa Gora
Douglas Gordon
Owen Gorin
Pat Harmon
as Recruiting Sergeant (uncredited)
Hans Joby
as Von Schlieben (uncredited)
Al Johnson
Morey Johnson
Werner Klingler
Burton Lane
Al Lary
Garland Lincoln
Harry Lipman
Maurice Murphy
Stewart Murphy
Leo Nomis
Ira Reed
Harry Semels
as Anarchist (uncredited)
Ernie Smith
Pat Somerset
as Marryat (uncredited)
Joan Standing
as Roy's Dancing Partner (uncredited)
Harry Strang
C.F. Sullivan
Gertrude Sutton
as Canteen Worker (uncredited)
Frank Tomick
Roscoe Turner
Wilhelm von Brincken
as Von Richter (uncredited)
Tibor von Janny
Al Wilson
Howard Hughes
Director
Joseph Moncure March
Dialogue
Adolph Tandler
Original Music Composer
Sydney Moore
Set Decoration
Phil Jones
Smoke Artist
Pilot
Harry Zech
Director of Photography
E. Burton Steene
Dewey Wrigley
Sterling Campbell
Aerial Coordinator
Perry Hollingsworth
Editor
William J. Scully
Assistant Director
Harry Behn
Adaptation
Hugo Riesenfeld
Howard Estabrook
Presenter
Roy Greiner
Aerial Camera
Edward A. Kull
John Silver
Jack Breamer
Paul Perry
Herman Schopp
Jack MacKenzie
Glenn Odekirk
Paul Kerschner
N. Hopecraft
Still Photographer
Donald Biddle Keyes
Raymond Earl Pease Sr.
Edward Colman
Paul Ivano
Edward Snyder
Elmer Dyer
Dave Marks
Jockey Arthur Feindel
Sam Landers
Earl Metz
Camera Operator
Florence 'Pancho' Barnes
Henry Cronjager Jr.
Pliny Goodfriend
Music Arranger
Paul Mantz
Osmond Borradaile
Fred R. Eldridge
Charles P. Boyle
Ernest Laszlo
Second Unit Director of Photography
Clement K. Phillips
Jack Greenhalgh
Jerry Thrall
Roy H. Klaffki
William H. Tuers
Cliff Shirpser
Assistant Camera
L. Guy Wilky
Alvin Wyckoff
James Whale
Co-Director
Edmund Goulding
Fred Fleck
Producer
Marshall Neilan
Story
Frank Lawrence
Joseph W. Engel
Production Manager
Julian Boone Fleming
Douglass Biggs
Tony Gaudio
Harry Perry
Howard Greer
Costume Design
Carroll Clark
Settings
Lodge Cunningham
Sound