On this day in movie history - Long Weekend (1978):

Long Weekend

directed by Colin Eggleston,

written by Everett De Roche,

was released in Australia on March 29, 1979.
Music by Michael Carlos.

Cast:

John Hargreaves, Briony Behets, Mike McEwen, Roy Day, Michael Aitkens, Sue Kiss von Soly, Colin Eggleston.