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 Robert Patten as Martin Longacre Than Wyenn as "The Professor" Deborah White as Kathy Rondel Erik Holland as Leo Gully Don Dubbins as Bill Hummel Jean Gillespie as Nora Longacre John Yates as Artie Moss Betty Anne Rees as Sherry McLeod Frank Downing as Bob Dyer
