Guest Stars Michael Baseleon as Roy Twain Laurie Prange as Chris Longacre Richard O'Brien as Joe Montgomery Mark Jenkins as Ralph Hugh Alcott Co Starring John Carter as Lt. John Biddle Betty Anne Rees as Sherry McLeod Than Wyenn as "The Professor" Erik Holland as Leo Gully Don Dubbins as Bill Hummel Deborah White as Kathy Rondel Jean Gillespie as Nora Longacre Robert Patten as Martin Longacre John Yates as Artie Moss Frank Downing as Bob Dyer
