Dan Aykroyd, Bill Murray, and Harold Ramis in Los Cazafantasmas (1984)

Sigourney Weaver and Rick Moranis in Los Cazafantasmas (1984)

Dan Aykroyd, Bill Murray, Harold Ramis, Ernie Hudson, Ivan Reitman, and Mark Bryan Wilson in Los Cazafantasmas (1984)

Dan Aykroyd, Bill Murray, Harold Ramis, and Ernie Hudson in Los Cazafantasmas (1984)

Dan Aykroyd, Bill Murray, Harold Ramis, and Ruth Oliver in Los Cazafantasmas (1984)

Sigourney Weaver in Los Cazafantasmas (1984)

Dan Aykroyd and Ernie Hudson in Los Cazafantasmas (1984)

Ivan Reitman at an event for Los Cazafantasmas (1984)

Ivan Reitman at an event for Desmadre a la americana (1978)