Use the the_content filter hook to display Caldera Forms entries

cf-entries-with-the-content-filter-hook.php

<?php
add_filter( 'the_content', function() {
    //Replace the number with the page ID to display entries on
    if ( is_page('2' ) ) {
        require_once( CFCORE_PATH . 'classes/admin.php' );

        //Be sure to set the correct form ID below
        $form_id = 'CF5a5e8452c6f82';

        //get all entires (page 1 with 9999999 entries per page should do it:)
        $data = Caldera_Forms_Admin::get_entries( $form_id, 1, 9999999 );

        //$data has extra meta info. $entries has just the entries
        $entries = $data[ 'entries' ];

        foreach( $entries as $entry ) {

            echo '<div class="mydata">
                    <span>' . $entry['data']['first_name'] . '</span>
                    <span>' . $entry['data']['last_name'] . '</span>
                    <span>' . $entry['data']['email_address'] . '</span>
                  </div>';

        }

    }

});