 | Jane Badler
Diana |
 | Michael Durrell
Robert Maxwell |
 | Robert Englund
Willie |
 | Faye Grant
Juliet Parish |
 | Richard Herd
John |
 | Thomas Hill
Father Andrew Doyle |
 | Michael Ironside
Ham Tyler |
 | Peter Nelson
Brian |
 | David Packer
Daniel Bernstein |
 | Neva Patterson
Eleanor Dupres |
 | Andrew Prine
Steven |
 | Sandy Simpson
Mark |
 | Marc Singer
Mike Donovan |
 | Blair Tefkin
Robin Maxwell |
 | Michael Wright
Elias Taylor |
 | Denise Galik
Maggie Blodgett |
 | Jason Bernard
Caleb Taylor |
 | Rafael Campos
Sancho Gomez |
 | Frank Ashmore
Martin |
 | Diane Cary
Harmony Moore |
 | Viveka Davis
Polly Maxwell |
 | Marin May
Katie Maxwell |
 | Greta Blackburn
Lorraine |
 | Eric Johnston
Sean Donovan |
 | Stack Pierce
Visitor Captain |
 | Sarah Douglas
Pamela |
 | Hansford Rowe
Arthur Dupres |
 | Mickey Jones
Chris Farber |
 | Camila Ashland
Ruby Engels / Maid at Visitor Security Headquarters |
 | Camila Ashland
Carol Ann |
 | Dick Miller
Dan Pascal |
 | Don Starr
Dr. Corley Walker |
 | Shawn Coulter
Visitor (2 episodes, 1984) |
 | Jenny Beck
Young Elizabeth, age 8 |
 | Brandy Gold
Young Elizabeth |
 | George Morfogen
Stanley Bernstein |
 | Jenny O'Hara
Jenny |
 | Jenny Sullivan
Kristine Walsh |
 | Mark L. Taylor
Fred King (as Mark Taylor) |
 | Dawn Merrick
Girl with Brian |
 | Unknown30532-1
Oliver, Fifth Columnist |
 | Unknown30532-3
Resistance Member |
 | Unknown30532-4
Bum |
 | Unknown30532-5
Visitor at Security Headquarters |
 | Unknown30532-6
Visitor at control room |
 | Unknown30532-7
V soldier in mothership |
 | Unknown30532-9
Medical student #1 |
 | Unknown30532-10
Medical student #2 |
 | Clete Roberts
1 episode, 1984 |
 | Jenny Neumann
Barbara |
 | Bob Harks
3 episodes, 1984 |
| Robert Buckingham
1 episode, 1984 |
| Boyd Cabeen
1 episode, 1984 |
 | Kathryn Janssen
1 episode, 1984 |
 | Hank Robinson
1 episode, 1984 |
 | Rick Williamson
1 episode, 1984 |