Gary Lockwood
Lt. William 'Bill' Rice (29 eps)
Robert Vaughn
Captain Ray Rambridge (29 eps)
Harold Gould
Lt. Col. Raleigh Wade (3 eps)
John Milford
Sgt. Ben Kagey (2 eps)
Sandra Grant
Margo (2 eps)
Yale Summers
Lt. Barry Everest (2 eps)
Mario Roccuzzo
Pvt. Brian Barducci (2 eps)
Richard Anderson
Lt. Col. Clinton Hiland (2 eps)
Kenneth Tobey
Sergeant Baker (1 eps)
Sharon Farrell
Pam Canford (1 eps)
Don Marshall
Pvt. Ernest Cameron (1 eps)
John Doucette
Sgt. Clintock (1 eps)
Jeremy Slate
Lt. Virgil Scott Boxer (1 eps)
Dennis Hopper
Cpl. Peter Devlin (1 eps)
Majel Barrett
Ruth Donaldson (1 eps)
Conrad Nagel
Admiral Terence Havener (1 eps)
Danny Lockin
Bellhop (1 eps)
Nichelle Nichols
Norma Bartlett (1 eps)
Woody Strode
Sgt. Logan Holt (1 eps)
Madlyn Rhue
Jackie Madian (1 eps)
John Hart
Capt. Adam Quincy (1 eps)
Rita Lynn
Social Worker (1 eps)
James Drake
Intern (1 eps)
Fletcher Fist
M.P. Officer (1 eps)
Neva Patterson
Vera Delwyn (1 eps)
Walter Koenig
Sgt. John Delwyn (1 eps)
Hal Taggart
Observer at Rally (uncredited) (1 eps)
Sherry Jackson
Maggie Shea (1 eps)
Strother Martin
Taxi Driver (1 eps)
Ray Teal
Mr. Coolidge (1 eps)
Kitty Kelly
Housekeeper (1 eps)
Tom Nardini
1st Private (1 eps)
George O'Hanlon
Jeweler (1 eps)
Eddie Carroll
Pvt. Z. Wesley Martin (1 eps)
Gary Pagett
Pvt. Lester Baxter (1 eps)
Mike Minor
Radio Operator (1 eps)
Chris Hughes
1st Boy (1 eps)
Linda Evans
Nan Hiland (1 eps)
Steve Franken
Sampan (1 eps)
Susan Silo
Marie Eckles (1 eps)
Stuart Margolin
Cpl. Merle Purveau (1 eps)
Ina Balin
Jan Everest (1 eps)
Barbara Bain
Cissie Van Osten (1 eps)
Barbara Babcock
Doris Broxton (1 eps)
John Dennis
Major (1 eps)
Bill Bixby
Pvt. Stu Sallaway (1 eps)
Russell Thorson
Mr. Sallaway (1 eps)
Katharine Ross
Elizabeth Sharp (1 eps)
Penny Santon
Mrs. Gorson (1 eps)
Dorothy Neumann
Alice Lanyard (1 eps)
Andrew Prine
Lt. Gerald Allison (1 eps)
Pat Priest
Waitress (1 eps)
Marlyn Mason
Carol Jean Wandemeyer (1 eps)
Madge Blake
Millie Brinkerhoff (1 eps)
Andrew Duggan
Peter Bonney (1 eps)
Martine Bartlett
Stella Bonney (1 eps)
Russ Conway
Col. Curtis Morley (1 eps)
Leonard Nimoy
Gregg Sanders (1 eps)
George Cisar
Jerry Walters (1 eps)
Paul Burke
Capt. Kenneth Thomson (1 eps)
Lisabeth Hush
Mrs. Thomson (1 eps)