Co-Starring: Dabbs Greer (The Minister), Lawrence Montaigne (First Man)
With: Willard Sage (Lieutenant James), Stuart Lancaster (Superintendent), Jackie Kendall (Proprietress), Roy Sickner (Cab Driver), Mel Gallagher (Male Nurse), John Ward (Trooper), Soon-Tek Oh (Houseboy)
Written By: Anthony Spinner
Directed By: Joseph Sargent
Ep: 3
The Mutation
Guest Stars: Edward Andrews (Mark Evans), Lin McCarthy (USAF Intelligence Officer Fellows)
Special Guest Star: Suzanne Pleshette (Vikki)
Co-Starring: Roy Jenson (Alien #1), Rodolfo Hoyos (Miguel)
With: Val Avery (Manager), Argentina Brunetti (Luz), William Stevens (Cobbs), Tina Menard (Mama), Tony Davis (Boy), Roberto Contreras (Guide #1), Pepe Callahan (Guide #2), Ted Gehring (Cab Driver), Pedro Regas (Beggar)
Written By: David Chandler
Directed By: Paul Wendkos
Ep: 4
The Leeches
Guest Stars: Mark Richman (Tom Wiley), Diana van der Vlis (Eve Doneghan)
Special Guest Star: Arthur Hill (Warren Doneghan)
Co-Starring: Robert H. Harris (Hastings), Theo Marcuse (Noel Markham)
With: Peter Brocco (Millington), Noah Keen (Psychiatrist), William Wintersole (Alien in Charge), Hank Brandt (Man), Ray Kellogg (Guard)
Written By: Dan Ullman
Directed By: Paul Wendkos
Ep: 5
Genesis
Guest Stars: John Larch (Greg Lucather), Carol Rossen (Selene Lowell), Frank Overton (Dr. Grayson)
Co-Starring: Louise Latham (Joan Corman), Tim McIntire (Steve Gibbs), William Sargent (Dr. Ken Harrison)
With: Jonathan Lippe (Kevin Ryan), James Devine (Jimmy), Dallas Mitchell (Andy), Bill Erwin (Manager), Dani Nolan (Nurse)
And: Phillip E. Pine (Sergeant Hal Corman)
Written By: John W. Bloch
Directed By: Richard Benedict
Ep: 6
Vikor
Guest Stars: Jack Lord (George Vikor), Alfred Ryder (Mr. Nexus)
Special Guest Star: Diana Hyland (Sherri Vikor)
Co-Starring: Richard O'Brien (Police Sergeant)
With: Sam Edwards (Hank), Joe di Reda (Phil), Hal Baylor (Guard #1), Larry Duran (Houseboy), Max Kleven (Guard #2)
Written By: Michael Adams
Directed By: Paul Wendkos
Ep: 7
Nightmare
Guest Stars: Kathleen Widdoes (Ellen Woods), Robert Emhardt (Oliver Ames), Jeanette Nolan (Miss Havergill), James Callahan (Ed Gidney)
With: Logan Field (Carl Gidney), John Harmon (Cook), Wayne Heffley (Deputy), William Challee (Danielson), Jim Halferty (Fred Danielson), Carey Loftin (Hank Braden)
Written By: John Kneubuhl
Directed By: Paul Wendkos
Ep: 8
Doomsday Minus One
Guest Star: William Windom (Major Rick Graves)
Special Guest Star: Andrew Duggan (General Theodore Beaumont)
Co-Starring: Wesley Addy (Tomkins), Robert Osterloh (Carl Wyeth)
With: Lee Farr (Justice Department Agent), Tom Palmer (Spence), Lew Brown (Non Com in Charge), K.L. Smith (Guard #1), Rick Murray (Parking Attendant), Don Kennedy (Guard #2), Dave Armstrong (M.P.)
Written By: Louis Vittes
Directed By: Paul Wendkos
Ep: 9
Quantity: Unknown
Guest Stars: James Whitmore (Harry Swain), William Talman (Colonel Griffith), Milton Selzer (A.J. Richards)
Special Guest Star: Susan Strasberg (Diane Oberly)
Co-Starring: Barney Phillips (Walt Anson), Douglas Henderson (Lieutenant Farley)
With: Ernest Sarracino (Leo Rinaldi), Byron Keith (Air Crash Investigator), Michael Harris (Mail Truck Driver), Raymond Guth (Guard #2), Melville Ruick (Minister), Ron Doyle (Rescuer)
Teleplay By: Don Brinkley
Story By: Clyde Ware
Directed By: Sutton Roley
Ep: 10
The Innocent
Guest Stars: William Smithers (Nat Greely), Patricia Smith (Edna Greely), Katherine Justice (Helen)
Special Guest Star: Michael Rennie (Magnus)
Co-Starring: Dabney Coleman (Captain Mitchell Ross), Robert Doyle (Sergeant Walter Ruddell), Frank Marth (Alien #1), Paul Carr (Billy Stearns)
With: Johnny Jensen (Young Nat), Harry Lauter (Alien #2), Erik Holland (M.P. Alien)
Teleplay By: John W. Bloch
Story By: Norman Klenman & Bernard Rothman & John W. Bloch
Directed By: Sutton Roley
Ep: 11
The Ivy Curtain
Guest Stars: Jack Warden (Barney Cahill), Susan Oliver (Stacy), David Sheiner (Mr. Burns), Murray Matheson (Dr. Reynard)
With: Barry Russo (Lieutenant Alvarado), Clark Gordon (Mr. Nova), Byron Morrow (Gilbert), Paul Pepper (Dispatcher), Jacqueline Mayo (Sobbing Woman), John Napier (Alien #1), Ted Markland (Male Alien), Laurie Mock (Girl Alien), Garth Pillsbury (Intern), Bud Perkins (Bartender)
Written By: Don Brinkley
Directed By: Joseph Sargent
Ep: 12
The Betrayed
Guest Stars: Laura Devon (Susan Carver), Nancy Wickwire (Evelyn Bowers), Norman Fell (Neal Taft)
Special Guest Star: Ed Begley (Simon Carver)
With: Bill Fletcher (First Alien), Victor Brandt (Joey Taft), Ivan Bonar (Older Alien), Joel Fluellen (Butler), Gil Stuart (Waiter), Garrison True (Young Doctor), Ron Stokes (Alien at Controls), Max Kleven (Third Alien)
Teleplay By: John W. Bloch
Story By: Theodore Sturgeon & John W. Bloch
Directed By: John Meredyth Lucas
Ep: 13
Storm
Guest Stars: Joseph Campanella (Father Joe), Barbara Luna (Lisa)
Co-Starring: Dean Harens (Dr. MacLeuen), Carlos Romero (Luis Perez), Simon Scott (Dr. Malcolm Gantley), John McLiam (Hotel Clerk)
With: Paul Comi (Danny), Edward Faulkner (Alien #1), Allen Emerson (Organist), John Mayo (Weatherman)
Co-Starring: Len Wayland (Deputy Wallace), Ross Hagen (Jorden), Ford Rainey (George Grundy)
With: Rayford Barnes (Alien Deputy), Robert Sorrells (Station Attendant), Joseph Perry (Joe Bagely), Helen Kleeb (Molly), Don Eitner (Webster), Don Ross (Ed Larson), Mercedes Shirley (Woman Attendant), Ralph Thomas (Deputy in Charge)
Written By: Robert Sherman
Directed By: Robert Butler
Ep: 15
Moonshot
Guest Stars: Peter Graves (Gavin Lewis), Joanne Linville (Angela Smith), John Ericson (Hardy Smith), Kent Smith (Stan Arthur)
Co-Starring: Anthony Eisley (Tony LaCava), Richard X. Slattery (Riley), Paul Lukather (Correll), Strother Martin (Charlie Coogan), John Lupton (Major Clifford Banks)
With: Robert Knapp (Lieutenant Colonel Howell), Ross Elliott (McNally), John Carter (Owens), Charles A. McDaniel (Roberts), Steve Cory (Attendant), Morgan Jones (First Reporter), Lee Millar (Second Reporter), Bob Duggan (Third Reporter), Ollie O'Toole (Fourth Reporter), Steve Ferry (Technician)
Teleplay By: John W. Bloch & Rita Lakin
Story By: Rita Lakin
Directed By: Paul Wendkos
Ep: 16
Wall of Crystal
Guest Stars: Linden Chiles (Dr. Bob Vincent), Julie Sommars (Grace Vincent), Edward Asner (Taugus)
Special Guest Star: Burgess Meredith (Theodore Booth)
Co-Starring: Lloyd Gough (Joe McMullen)
With: Russ Conway (Detective Harding), Jerry Ayres (Groom), Peggy Lipton (Bride), Mary Lou Taylor (Mrs. Endicott), Karen Norris (Miss Johnson), Ray Kellogg (Policeman), Fred Waugh (Alien Guard)
Teleplay By: Don Brinkley & Dan Ullman
Story By: Dan Ullman
Directed By: Joseph Sargent
Ep: 17
The Condemned
Guest Stars: Ralph Bellamy (Morgan Tate), Marlyn Mason (Carol Tate), Murray Hamilton (Lewis Dunhill)
Co-Starring: Larry Ward (Detective Carter), John Ragin (John Finney), Wright King (Ed Tonkin)
With: Garry Walberg (Detective Reagan), Harlan Warde (Ed Peterson), Paul Bryar (J.O. Brock), Kevin Burchett (Paul), Gordon Wescourt (Joey), Geoffrey Deuel (Teenager), Debi Storm (Victoria), Seymour Cassel (Driver), Stuart Nisbet (Coroner)
