Himself

Colonel Nick Alexander

Self - Presenter (1 episode)

Maj. John Reisman

Self (1 episode)

Jimmy Cobb

Self (1 episode)

Jack Osborne

RCMP Sgt. Edgar Millen

The Sergeant

Harry Wargrave

Kalig Talbot

Sam Longwood

Colonel Flynn O'Flynn

Sheriff Track Bascomb

Harry Spikes

Self (1 episode)

Theodore 'Hickey' Hickman

A No. 1

Nick Devlin

Leonard

Self (3 episodes)

Self - Co-Host (5 episodes)

Self - Guest (1 episode)

Monte Walsh

Narrator (1 episode)

Self (3 episodes)

Ben Rumson

American Pilot

Sgt. Paul Ryker

Narrator

Self (10 episodes)

Walker

Maj. John Reisman

Fardan

Self (2 episodes)

Self (4 episodes)

Self - Nominee (1 episode)

Tenny

Kid Shelleen / Tim Strawn

Self (2 episodes)

Nick Karajanian (1 episode)

Charlie Strom

Misok Bedrozian (1 episode)

Sgt. Paul Ryker (2 episodes)

Sgt. Turk (1 episode)

Self - Host (32 episodes)

Thomas "Boats" Gilhooley

Finn (1 episode)

Dave Blassingame

Martin Kalig (1 episode)

Juan de Nuñez (1 episode)

Liberty Valance

Dr. Paul Probeck (1 episode)

Buddy Bishop (1 episode)

Peter Kane (1 episode)

(1 episode)

Crow

Steel Kelly (1 episode)

Conny Miller (1 episode)

Nostradamus (1 episode)

Mike Brannon (1 episode)

Victor Rait / Howard Carson (1 episode)

Nick Acropolis (1 episode)

Lee Tabor (1 episode)

Jud Hollister (1 episode)

Woody Biggs (1 episode)

John Ryan (1 episode)

Jud Benedict (1 episode)

Jose Morales (1 episode)

(1 episode)

Self - M-Squad (1 episode)

Self - Detective (1 episode)

Self - Guest (1 episode)

Tobias Brown

Orville 'Flash' Perkins

Self (1 episode)

Detective Lt. Frank Ballinger (117 episodes)

(1 episode)

Capt. John R. Miller

Clyde Bartlett

Sgt. Lloyd Carracart

Bill Masters

Milo Bogardus (1 episode)

Capt. Cavallero (1 episode)

'Little Man' Brush (1 episode)

Mannon Tate (1 episode)

Slob / Mr. Gregory

Babe Kossuck

Teale (1 episode)

Al Gannaway

Brundage

The Killer

Dill, Bank Robber

Hector David

(1 episode)

Captain Morrissey (1 episode)

Art Temple (1 episode)

Dick Giles (1 episode)

Joe Kittridge (1 episode)

Clerk (1 episode)

Sid Benton (1 episode)

Lt. Keating

Meatball

Technical Supervisor

Shaughnessy--Policeman

John Temple (1 episode)

(1 episode)

Jim Patterson (1 episode)

(1 episode)

Russ Anderson (1 episode)

Chino

(1 episode)

Vince Stone

Blinky

Red Johnson (1 episode)

Dan Kurth

Cpl. Bowman

Sgt. Magruder

Pvt. Snively (uncredited)

Michler / Captain Hollis (1 episode)

Captain Hollis Michler (5 episodes)

Sgt. Joe Mooney

Rolph Bainter

Tinhorn Burgess

Pinky (uncredited)

Military Policeman at Trieste (uncredited)

Henry Ross (1 episode)

James Mitchell (1 episode)

G.I. (uncredited)

Radio Man

(1 episode)

(1 episode)

(1 episode)

Barrow (1 episode)

(1 episode)