 Audrey Hepburn (qv) was one of first choices for the part later  played by Elizabeth Taylor (I) (qv), while John Wayne (I) (qv)  was considered for the Rock Hudson (qv) part.  William Holden (I) (qv), Forrest Tucker (qv) and  Sterling Hayden (qv) were also considered for the part of Bick  Benedict.