Frank Clarke

Lt. von Bruen

Roy Wilson

Baldy Maloney

Douglas Gilmore

Capt. Redfield

Jane Winton

Baroness Von Kranz

Evelyn Hall

Lady Randolph

William B. Davidson

Staff Major

Wyndham Standing

RFC Squadron Commander

Lena Malena

Gretchen the Waitress

Marian Marsh

Girl Selling Kisses

Carl von Haartman

Zeppelin Commander

Ferdinand Schumann-Heink

First Officer of Zeppelin

Stephen Carr

Elliott

J. Granville-Davis

Pilot

Nora Cecil

Helen's Maid (uncredited)

Rene Marvelle

French Girl (uncredited)

Georgette Rhodes

French Girl (uncredited)

Howard Batt

Minor Role (uncredited)

George Berliner

Bit Role (uncredited)

Bob Blair

Bit Role (uncredited)

Eddie Brownell

Bit Role (uncredited)

Lawford Davidson

British Officer Shot by Firing Squad (uncredited)

Jack Deery

Splashed Officer (uncredited)

Lucy Doraine

Bit Role (uncredited)

David Findlay

Bit Role (uncredited)

Curt Furberg

Bit Role (uncredited)

Frank Goddard

Bit Role (uncredited)

Lisa Gora

Bit Role (uncredited)

Douglas Gordon

Bit Role (uncredited)

Owen Gorin

Bit Role (uncredited)

Pat Harmon

Recruiting Sergeant (uncredited)

Hans Joby

Von Schlieben (uncredited)

Al Johnson

Pilot (uncredited)

Morey Johnson

Minor Role (uncredited)

Al Lary

Minor Role (uncredited)

Harry Lipman

Bit Role (uncredited)

Maurice Murphy

Pilot (uncredited)

Harry Semels

Anarchist (uncredited)

Ernie Smith

Bit Role (uncredited)

Pat Somerset

Marryat (uncredited)

Joan Standing

Roy's Dancing Partner (uncredited)

Harry Strang

Bit Role (uncredited)

C.F. Sullivan

Pilot (uncredited)

Gertrude Sutton

Canteen Worker (uncredited)

Frank Tomick

Pilot (uncredited)

Roscoe Turner

Pilot (uncredited)

Wilhelm von Brincken

Von Richter (uncredited)

Tibor von Janny

Bit Role (uncredited)

Al Wilson

Pilot (uncredited)