Special Guest Stars Ed Begley as Dr. Samuel Crowell Guest Stars Sally Kellerman as Laura Crowell James T. Callahan as Dr. Harry Mills Co Starring William Sumper as Cab Driver William Quinn as Lieutenant Eaton John Zaremba as Professor Ed Harrison Barbara Dodd as Miss Fox Ed Peck as Darrow E.J. Andre as Dr. Henry Thorne Martin Blaine as Argyle Virginia Christine as Mrs. Thorne Wilhelm Von Homburg as Alien Patient Uncredited Benjie Bancroft as Police Officer Hal Taggart as Pedestrian
