Sgt. Morgan O'Rourke / Sgt. O'Rourke / Mr. O'Rourke / Sgt. Morgan Sylvester O'Rourke (65 episodes, 1965-1967)
Cpl. Randolph Agarn / Carmen / Dmitri Agarnoff / Gaylord Agarn / Granny Agarn / Lucky Pierre Agarniere / Pancho Agarnado 'El Diablo' (65 episodes, 1965-1967)
Capt. Wilton Parmenter / Kid Vicious (65 episodes, 1965-1967)
Wrangler Jane Angelica Thrift (65 episodes, 1965-1967)
Hannibal Dobbs / Trooper Hannibal Dobbs / Dobbs / Trooper Dobbs (65 episodes, 1965-1967)
Chief Wild Eagle / Wild Eagle (63 episodes, 1965-1967)
Trooper Duffy (63 episodes, 1965-1967)
Smokey Bear / Happy Bear / Indian / Lookout / Papa Bear / Points to Wild Eagle / Red Arrow (4 episodes, 1965-1967)
Crazy Cat / Brave (49 episodes, 1965-1967)
Trooper Vanderbilt (44 episodes, 1965-1967)
Trooper Duddleson / Trooper Duddleston (10 episodes, 1965-1967)
Trooper Hogan / Townsman (1 episode, 1965-1967)
Stage Driver / Indian / Trooper / Barfly / Slim / Townsman (3 episodes, 1965-1967)
Hoffenmueller / Trooper Hoffenmueller / Balladeer (9 episodes, 1965-1967)
Roaring Chicken (6 episodes, 1965)
Pete / Pete (Bartender) (4 episodes, 1965-1966)
Charley / Charlie / Charlie (Drunk) (3 episodes, 1965)
Secretary of War (3 episodes, 1966)
Assistant / Attaché / Jenkins (3 episodes, 1966)
Major Duncan / Big Jim Parker (3 episodes, 1966-1967)
Kissing Squaw / Squirrel Girl (2 episodes, 1966-1967)
Beware of Dog / Running Bull (2 episodes, 1965-1966)
Flying Sparrow / Silver Dove (2 episodes, 1965)
Abijah Mimms / Clem Hackett - Prospector (2 episodes, 1965-1967)
Pvt. Wrongo Starr / Wrongo Starr (2 episodes, 1966)
Colonel / Major Bradley (2 episodes, 1966)
Lt. George Anderson / Lt. Goodbody (2 episodes, 1966-1967)
Medicine Man (2 episodes, 1965)
Laura Lee / Peggy Gray (2 episodes, 1965-1967)
Geronimo's Friend / Standup Bull (1 episode, 1966)
Col. Donnely (1 episode, 1965)
General Custer (1 episode, 1965)
Lucy Landfield (1 episode, 1965)
Col. Griswald (1 episode, 1965)
Col. Leslie Willoughby (1 episode, 1965)
Lt. Jefferson Hawkes (1 episode, 1965)
Doc Emmett (1 episode, 1965)
Betty Lou MacDonald (1 episode, 1966)
Sergeant Crawford (1 episode, 1966)
Ella Vorhees (1 episode, 1966)
Bill McCormick (1 episode, 1966)
General Morgan (1 episode, 1966)
Jenks (1 episode, 1966)
The General (1 episode, 1965)
Bob Colton (1 episode, 1965)
Mama Dobbs (1 episode, 1965)
Tanya (1 episode, 1966)
Man (1 episode, 1966)
Lily O'Reilly (1 episode, 1965)
Bill Colton (1 episode, 1965)
Shug Indian Chief (1 episode, 1965)
Woman (1 episode, 1965)
War Cloud (1 episode, 1965)
Wilma McGee (1 episode, 1966)
Colonel Ferguson (1 episode, 1966)
Barmaid (1 episode, 1966)
Dan's Confederate (1 episode, 1966)
Bald Eagle (1 episode, 1965)
Colonel Watkins (1 episode, 1965)
Col. Malcolm (1 episode, 1965)
Old Squaw - Wild Turkey (1 episode, 1965)
Granny (1 episode, 1965)
Brave #1 (1 episode, 1965)
Col. Heindreich von Zeppel (1 episode, 1966)
Mario Maracucci (1 episode, 1966)
Charlie (1 episode, 1966)
Scout (1 episode, 1966)
Snake Eyes (1 episode, 1966)
Felipe (1 episode, 1966)
Bank Teller (1 episode, 1966)
Mike O'Hanlon (1 episode, 1966)
Soldier (1 episode, 1966)
Sgt. Ramsden [the Real One] (1 episode, 1966)
Sonya (1 episode, 1966)
Professor Cornelius Clyde (1 episode, 1965)
Col. Herman Saunders (1 episode, 1965)
Colonel Parmenter (1 episode, 1965)
Sheriff Pat Lawton (1 episode, 1966)
Sgt. Ramsden (1 episode, 1966)
Mindy McGurney (1 episode, 1966)
Chief Mean Buffalo (1 episode, 1966)
Gina Barberini (1 episode, 1966)
Hermione Gooderly (1 episode, 1966)
Loco Brother #2 (1 episode, 1966)
The Hermit (1 episode, 1966)
Tombstone (1 episode, 1966)
Daphne Parmenter (1 episode, 1966)
Whispering Breeze (1 episode, 1966)
Dapper Dan Fulbright (1 episode, 1966)
Apache Warrior (1 episode, 1966)
Lt. Mark Harrison (1 episode, 1966)
Undertaker (1 episode, 1966)
Lily (1 episode, 1966)
Count Sforza (1 episode, 1967)
Samurai Warrior (1 episode, 1967)
Samantha Oglesby (1 episode, 1967)
Old Indian Woman (1 episode, 1967)
Emily Barker (1 episode, 1967)
Colonel Adams (1 episode, 1967)
General Sam Courage (1 episode, 1967)
First Trooper Stanley (1 episode, 1967)
The Bedbugs (1 episode, 1967)
Stagecoach Driver (1 episode, 1965)
Marika (1 episode, 1966)
Wise Owl (1 episode, 1966)
Cindy Charles (1 episode, 1966)
Captain Jonathan W. Blair (1 episode, 1966)
Emilio Barberini (1 episode, 1966)
Mr. Larson (1 episode, 1966)
Henry Terkel (1 episode, 1966)
Clarence (1 episode, 1966)
Gideon D. Jeffries (1 episode, 1966)
Col. William Bartlett (1 episode, 1966)
Derby Dan McGurney (1 episode, 1966)
Pecos (1 episode, 1966)
Loco Brother #1 (1 episode, 1966)
Cpl. Matt Delaney (1 episode, 1967)
Flaming Arrow (1 episode, 1967)
Sally Tyler (1 episode, 1967)
Major Terence McConnell (1 episode, 1967)
Miko Tanahara (1 episode, 1967)
Joey Walker (1 episode, 1967)
Bedbug (1 episode, 1967)
Sam Urp (1 episode, 1965)
Maj. Bently Royce (1 episode, 1965)
Cinthia Jeffries / Yellow Bird (1 episode, 1966)
Mrs. Parmenter (1 episode, 1966)
Johnny Eagle Eye (1 episode, 1966)
B Wise (1 episode, 1966)
Geronimo (1 episode, 1966)
Major Chester Winster (1 episode, 1966)
Jim Sweeney (1 episode, 1966)
Widow O'Brien (1 episode, 1966)
George C. Bragan (1 episode, 1966)
Mrs. Molly Walker (1 episode, 1967)
Major Hewitt (1 episode, 1967)
Mr. S. A. MacGuire (1 episode, 1966)
Lorelei Duval (1 episode, 1966)
Little Fox (1 episode, 1966)
Shug Chief (1 episode, 1966)
Trooper / Trooper Swenson (uncredited) (32 episodes, 1965-1967)
Trooper / Townsman (uncredited) (20 episodes, 1965-1967)
Trooper / Townsman (uncredited) (18 episodes, 1965-1967)
Trooper / Stage Driver (uncredited) (13 episodes, 1965-1967)
Townsman / Barfly (uncredited) (10 episodes, 1965-1967)
Indian / Fighting Ram (uncredited) (10 episodes, 1965-1967)
Townsman / Trooper / Stage Passenger (uncredited) (8 episodes, 1965-1966)
Indian / Indian Drummer (uncredited) (7 episodes, 1965-1967)
Trooper / Townsman (uncredited) (7 episodes, 1965-1967)
Trooper (uncredited) (7 episodes, 1965-1966)
Trooper / Col. Jupiter Parmenter / Indian / Townsman (uncredited) (6 episodes, 1965-1967)
Indian (uncredited) (6 episodes, 1965-1967)
Trooper / Barfly / Townsman (uncredited) (6 episodes, 1965-1966)
Stage Driver (uncredited) (6 episodes, 1965-1966)
Bartender (uncredited) (5 episodes, 1966)
Townsman / Barfly (uncredited) (4 episodes, 1965-1967)
Indian (uncredited) (3 episodes, 1965-1966)
Indian (uncredited) (3 episodes, 1965)
Bartender (uncredited) (3 episodes, 1966)
Trooper (uncredited) (2 episodes, 1965-1966)
Trooper (uncredited) (2 episodes, 1965)
Trooper (uncredited) (2 episodes, 1966)
Barfly / Townsman (uncredited) (2 episodes, 1967)
Announcer (uncredited) (1 episode, 1965)
Dobbs' Bride (uncredited) (1 episode, 1965)
Townsman (uncredited) (1 episode, 1965)
Orderly (uncredited) (1 episode, 1965)
Trooper Franklin (uncredited) (1 episode, 1965)
Indian (uncredited) (1 episode, 1965)
Trooper (uncredited) (1 episode, 1965)
General (uncredited) (1 episode, 1965)
Squaw (uncredited) (1 episode, 1965)
Trooper (uncredited) (1 episode, 1966)
Medicine Man (uncredited) (1 episode, 1966)
Barfly (uncredited) (1 episode, 1966)
Townsman (uncredited) (1 episode, 1966)
Party Guest (uncredited) (1 episode, 1966)
Goat (uncredited) (1 episode, 1966)
Indian (uncredited) (1 episode, 1966)
Horse (uncredited) (1 episode, 1966)
Dachshund dog (uncredited) (1 episode, 1966)
Bartender (uncredited) (1 episode, 1967)
Horse (uncredited) (1 episode, 1967)