Fantastic Voyage (1966) - There Should Be A Tremendous Surge

Knocked off course by an undetected medical condition, supervised by military brass Arthur O’Connell and Edmond O’Brien, the crew of the miniaturized submarine (Arthur Kennedy, Stephen Boyd, Donald Pleasence, Raquel Welch, William Redfield) attempt to shoot through the temporarily stopped heart of their Cold War defector patient in Fantastic Voyage, 1966.