TV Guide Talking Pictures TV Saturday

A Native American serving with US Army Intelligence seeks revenge for the murder of his commanding officer, but first has to unravel the mystery of the man's dying words. Western, starring Lee Van Cleef, Carroll Baker and Stuart Whitman

The jungle hero encounters a hunter illegally capturing animals to sell to zoos, and puts a stop to his evil schemes. However, the trapper has a brother who swears to get revenge by taking Tarzan alive, and the ensuing conflict leads to the discovery of a lost city which the greedy villain is determined to plunder. Adventure, starring Gordon Scott and Eve Brent

While exploring the ocean, the submarine becomes stranded in an alien region

A former Army officer forces a scientist to develop an invisibility potion, but makes the mistake of allowing it to be tested on an ex-convict. Sci-fi drama, starring Marguerite Chapman, Douglas Kennedy, James Griffith and Ivan Triesault

A New York businessman is mysteriously transported back in time to the First World War, where he meets the famed British flying ace Biggles. The time traveller discovers he has been sent back to help the daredevil pilot destroy a German secret weapon that could change the course of history. Sci-fi adventure, starring Neil Dickson, Alex Hyde-White and Peter Cushing in his final film role

The survivors of a sea-plane accident share their life stories while awaiting rescue in a dinghy. Told in flashbacks, the disparate characters reveal their innermost secrets to each other to avoid confronting the fear that they may never be found. Drama, starring Dirk Bogarde, Michael Redgrave and Bonar Colleano