Onder andere met: Dee Wallace (Karen White), Patrick Macnee (Dr. George Waggner), Dennis Dugan (Chris), Christopher Stone (R. William 'Bill' Neill), Belinda Balaski (Terry Fisher), Kevin McCarthy (Fred Francis), John Carradine (Erle Kenton), Slim Pickens (Sam Newfield), Elisabeth Brooks (Marsha Quist), Robert Picardo (Eddie Quist), Margie Impert (Donna), Noble Willingham (Charlie Barton), James Murtaugh (Jerry Warren), Jim McKrell (Lew Landers), Kenneth Tobey (Older Cop)