Создатели фильма Знать опасно – режиссеры, актеры, съемочная группа

Robert Florey

Anna May Wong

Lan Ying

Akim Tamiroff

Stephen Recka

Gail Patrick

Margaret Van Case

Lloyd Nolan

Insp. Brandon

Harvey Stephens

Philip Easton

Anthony Quinn

Nicholas 'Nicki' Kusnoff

Roscoe Karns

Duncan

Porter Hall

Mayor Bradley

Barlowe Borland

Butler

Hedda Hopper

Mrs. Carson

Hugh Sothern

John Rance/Renz

Edward Pawley

John Rance

Ellen Drew

Secretary

Lynn Bailey

Guest at Party

Grace Benham

Guest at Party

Stanley Blystone

Motorcycle Cop

Wade Boteler

Old Time Uniformed Policeman

Donald Brian

Judge Parker

Robert Brister

Councilman Murkil

Harvey Clark

Mr. Barnett

Gino Corrado

Headwaiter

Sheila Darcy

Guest at Party

Estelle Etterre

Guest at Party

Bud Geary

Policeman

John Hart

Undetermined Role

Perry Ivins

Pompous Man

Evelyn Keyes

Minor Role

Jack Knoche

Messenger

Rita La Roy

Mrs. Barnett

Eddie Marr (I)

Crouch

Andre Marsaudon

Second Butler

Joyce Mathews

Minor Role

Frank Melton

Man at Racetrack

Ivan Miller

Policeman

Harry Myers

Guest at Party

Rudolf Myzet

Musician at Party

David Newell (I)

Guest at Party

Garry Owen

Mike Tookey - Chauffeur

Carol Parker

Minor Role

Margaret Randall (I)

Phone Girl

Suzanne Ridgeway

Minor Role

Cyril Ring

Guest at Party

Ruth Rogers (I)

Minor Role

Shirley Ross (I)

Herself / Singer on Recording

Larry Steers

Guest at Party

Blanca Vischer

Guest at Party

Pierre Watkin

Sen. Carson

Harry Worth (I)

Haley

Edgar Wallace

William R. Lipman

Horace McCoy

Theodor Sparkuhl

Charles Bradshaw

Friedrich Hollaender

Sigmund Krumgold

John Leipold