Inspectors for the U.S. Public Health Service try to track down the cause of a rash of mysterious ailments suddenly appearing among the general populace.
Robert Urich
Dr. William Nugent
Maureen Reagan
Dr. Christine Scofield
Jack Hogan
Dr. Edward Grey
Jed Allan
Dick Rawdon
Alfred Ryder
Dr. Al Marsdan
Harry Townes
Dr. Burkhart
Lillian Lehman
Resident Doctor
Corinne Camacho
Ruth Conoyer
Anne Whitfield
Mrs. Vanier
Jackie Coogan
Roger
David Lewis
Dave
Tom Scott
Leonard Pitt
Chris Anders
Erich
Priscilla Morrill
Mrs. Stinnett
Walter Stocker
Ernest Lathrop
Richard Quine
Director
Preston Wood
Writer
Robert A. Cinader
Nov 15, 2009
Dec 9, 2006
Apr 23, 2016
Oct 28, 2021
Aug 18, 1972
Sep 8, 2011
Jan 19, 1918
Apr 24, 2023
Nov 23, 1996
Jun 23, 2012
May 20, 2000
Apr 26, 2014
Jul 27, 2019
Jan 16, 2004
Jan 21, 2003
May 29, 1999
Mark VII
US
Universal Television
Vector Productions
United States
English