A partially under construction office tower is being haunted by a deadly presence which seems to target the building's architect.
Michael Moriarty
as Dennis Randall
Jenny Agutter
as Carolyn Page
Carol Lynley
as Tilly
Theodore Bikel
as Max Gold
Kevin McCarthy
as Sergie
Anne Lockhart
as Elaine
Patch Mackenzie
as Maria
Bob Sherman
as Williams
Ricardo Azulay
as Charlie
Ramiro Oliveros
as Joseph
Jordi Batalla
as Mueller
Jaime Ros
as Beck
