On screen
Cast
18 credited performers
Patrick Duffy
Mark Harris
Belinda Montgomery
Dr. Elizabeth Merrill
Kenneth Tigar
Dr. Miller Simon
Alan Fudge
C.W. Crawford
Tiffany Bolling
Lioa / Dilly
Annette Charles
Ginny Mendoza
Burr DeBenning
Xos / Chazz
Stanley Bennett Clay
Boy
Artwork unavailable
Alan Mandell
Grant Stockwood
Artwork unavailable
Hank Stohl
Sub Captain Wes
Russell Arms
Medical Examiner
Artwork unavailable
Arch Archambault
Second Officer
Artwork unavailable
Michael J. London
Air Lock Man
Artwork unavailable
Vince Deadrick Sr.
Herb Wayland
Artwork unavailable
Maurice Hill
Lou
Artwork unavailable
Joel Lawrence
Hot Tub Manager
Artwork unavailable
Maralyn Thoma
Myrtle
Dick Winslow
Fish Store Clerk