Создатели фильма Mysterious Mr. M – режиссеры, актеры, съемочная группа

Lewis D. Collins

Vernon Keays

Edmund MacDonald

Anthony Waldron

Pamela Blake

Shirley Clinton

Danny Morton

Derek Lamont

Virginia Brissac

Cornelia Waldron

Joseph Crehan

Police Chief Dan Blair

Jack Ingram

William Shrag, lead thug

Dennis Moore

Agent Grant Farrell

Richard Martin (II)

Detective Lieutenant Kirby Walsh

Byron Foulger

Wetherby/Mr. M

Jane Randolph (I)

Marina Lamont

William Ching

Jim Farrell [Chs. 1-3]

Joe Haworth

Donninger, a thug

Patricia Alphin

Miss Buckley [Ch. 9]

Robert Barron

Brock - Toolworks Thug [Ch. 1]

Walden Boyle

Mr. Skinner [Ch. 10]

Douglas Carter

Barron - Thug [Ch. 3]

Frank Cody

Smith - Parker's Aide [Ch. 9]

Cyril Delevanti

Professor Jackson Parker [Chs. 5, 6, 9]

Helen Deverell

Nurse [Chs. 2-4]

Bruce Donovan

Waterfront Policeman [Ch. 1]

George Eldredge

Thomas Elliott [Chs. 4-5]

Jack Grogan

Deliveryman at Elliot's [Ch. 4]

John Hamilton

Dr. Kittridge - Inventor [Ch. 1]

Buck Harrington

Bus Ticket-Taker [Ch. 7]

Daral Hudson

Pol. Sergeant Ed Winthrop

Mauritz Hugo

Archer - Gang Scientist

Warren Jackson

Rogan, Policeman [Ch. 1]

Leo Kaye

Officer Martin [Ch. 1]

Donald Kerr

Turnkey [Ch. 8]

Perc Launders

Officer Rogan [Ch. 1]

Jack Lorenz (II)

Bus Driver [Chs. 7-8]

Casey MacGregor

Second Detective [Ch. 9]

George Magrill

Harper the Cabbie [Ch. 2]

Don McGill (II)

Detective Evans [Ch. 9]

Howard Negley

Chief Agent Castleton

Eddie Parker (I)

Mechanic-Thug [Chs. 2-3]

Franklin Parker

Carson - Air Controller [Chs. 12-13]

Keith Richards (I)

Mr. Rutledge

Beatrice Roberts

Dr. Walker [Ch. 13]

Jack Rockwell (I)

Oil Field Watchman [Ch. 3]

Jameson Shade

Physician [Chs. 9, 13]

Harry Strang

William Brewster - Scientist [Ch. 3]

Bob Thom

Thug in Wetherby's Car [Ch. 8]

Billy Vernon

Sub Seaman [Ch. 13]

Emmett Vogan Jr.

Detective Brophy [Chs. 8-9]

Alfred Wagstaff

Dorgan - Thug [Ch. 10]

Anthony Warde

Martin Brandon [Ch. 10]

Paul Huston

Joseph F. Poland

Barry Shipman

Gus Peterson (I)

William Lava

Milton Rosen

Hans J. Salter

Paul Sawtell

Frank Skinner

Dimitri Tiomkin