Guest Stars John Hillerman as Conrad Steigler Robert Loggia as Hans Eichler Tom Reese as Carl Gretchen Corbett as Erica Belgard Co Starring Herb Voland as Dr. Osmond James Driskill as Sergeant Henderson Mickey Morton as Gargantua Curtis Credel as Corporal Rogers Jerry Fitzpatrick as Circus Guard John Zenda as Soldier
