Conan is commissioned by the evil queen Taramis to safely escort a teen princess and her powerful bodyguard to a far away castle to retrieve the magic Horn of Dagoth. Unknown to Conan, the queen plans to sacrifice the princess when she returns and inherit her kingdom after the bodyguard kills Conan. The queen's plans fail to take into consideration Conan's strength and cunning and the abilities of his sidekicks: the eccentric wizard Akiro, the warrior woman Zula, and the inept Malak. Together the hero and his allies must defeat both mortal and supernatural foes in this voyage to sword-and-sorcery land.
R.P.M. stands for (political) revolutions per minute. Anthony Quinn plays a liberal college professor at a west coast college during the hedy days of campus activism in the late 1960s. Radical students take over the college, the president resigns, and Quinn's character, who has always been a champion of student activism, is appointed president. As the students continue to push the envelope of revolution, Quinn's character is faced with the challenge of restoring order or abetting the descent into anarchy.
The sole survivor of an interplanetary rescue mission lands on the planet of the apes, and uncovers a horrible secret beneath the surface.