Harry Morgan
Officer Bill Gannon

Jack Webb
Sergeant Joe Friday

Marco López
1st Officer / Uniform Stationed Outside Marshall Apartment (uncredited) / Danny ...

Don Ross
Carl Freeman / Mr. Ainsworth / Off. Roy Kiser / Eugene Dickson / Ben Riddle (unc...

Art Balinger
Capt. Hugh Brown / Capt. Lou Richey / Lt. Joseph Lovretovich / Dep. Chief Simon ...

Alfred Shelly
Sgt. Al Vietti / Cadillac Passenger with Sunglasses (uncredited) / Jack Swan / S...

Virginia Gregg
Mrs. Jean Hardy / Lisa Ruby / Ada Beale / Dead Drunk Wife (uncredited) / Agnes E...

John Stephenson
Narrator (voice) (uncredited)

Len Wayland
Captain Nelson / Walt Aldrich / Capt. Stanley / Capt. Morris / Sgt. Al Maxwell /...

Art Gilmore
Capt. Lambert / Lt. Moore / Capt. Merton Howe / Capt. Mert Howe / Capt. Harry Ne...

Herb Vigran
Mr. Ferguson / Al Sousa / Pete Gulka / Erv Fowler / Paul Woods / John Hagen / De...

Stacy Harris
Clifford Ray Owens alias Barney Regal / Dan Mungol / Michael Cooper Smith / Dr. ...

Marshall Reed
Fred Deemer / Lt. Phil Johnson / Sgt. Norman Bivins / Officer Whitney / Sgt. Hug...

Robert Patten
Sgt. Joe Gunn / Officer Young / Sgt. Taylor Searcy / Sgt. Jack Williams / Off. L...

Anthony Eisley
Al Baylor / Harvey Forrester / Lt. Chris Drucker / Fred Wayman / Thomas Dutcher

Dee Carroll
Mrs. Lawson / Jean Wagnall / Diane Conway / Mrs. Chatterton / Virna Sellick

Howard Culver
Sam Enquist / Dr. Larry Fields / Pete Stuart / Matt Levecque

Julie Bennett
Jan Petrie / Susan Fowler / Evelyn Gentry / Angela Tigley

Charles Brewer
Officer Ron Braven / Officer Lathrop / Charles Varco / Officer Iddings

Natalie Masters
Housewife / Mrs. Ridges / Landlady