diff --git a/x-pack/plugins/ml/public/application/components/data_grid/common.ts b/x-pack/plugins/ml/public/application/components/data_grid/common.ts
index 1798d38cf6a0f..5e086698f8732 100644
--- a/x-pack/plugins/ml/public/application/components/data_grid/common.ts
+++ b/x-pack/plugins/ml/public/application/components/data_grid/common.ts
@@ -24,6 +24,7 @@ import {
   KBN_FIELD_TYPES,
 } from '../../../../../../../src/plugins/data/public';
 
+import { DEFAULT_RESULTS_FIELD } from '../../../../common/constants/data_frame_analytics';
 import { extractErrorMessage } from '../../../../common/util/errors';
 import { FeatureImportance, TopClasses } from '../../../../common/types/feature_importance';
 
@@ -252,6 +253,15 @@ export const useRenderCellValue = (
             return item[cId];
           }
 
+          // For classification and regression results, we need to treat some fields with a custom transform.
+          if (cId === `${resultsField}.feature_importance`) {
+            return getFeatureImportance(fullItem, resultsField ?? DEFAULT_RESULTS_FIELD);
+          }
+
+          if (cId === `${resultsField}.top_classes`) {
+            return getTopClasses(fullItem, resultsField ?? DEFAULT_RESULTS_FIELD);
+          }
+
           // Try if the field name is available as a nested field.
           return getNestedProperty(tableItems[adjustedRowIndex], cId, null);
         }
diff --git a/x-pack/plugins/ml/public/application/data_frame_analytics/common/fields.ts b/x-pack/plugins/ml/public/application/data_frame_analytics/common/fields.ts
index c606cbd1cc11a..785f3ac9cd4dc 100644
--- a/x-pack/plugins/ml/public/application/data_frame_analytics/common/fields.ts
+++ b/x-pack/plugins/ml/public/application/data_frame_analytics/common/fields.ts
@@ -213,6 +213,10 @@ export const getDefaultFieldsFromJobCaps = (
         name: `${resultsField}.${FEATURE_IMPORTANCE}`,
         type: KBN_FIELD_TYPES.UNKNOWN,
       });
+      // remove flattened feature importance fields
+      fields = fields.filter(
+        (field: any) => !field.name.includes(`${resultsField}.${FEATURE_IMPORTANCE}.`)
+      );
     }
 
     if ((numTopClasses ?? 0) > 0) {
@@ -221,6 +225,10 @@ export const getDefaultFieldsFromJobCaps = (
         name: `${resultsField}.${TOP_CLASSES}`,
         type: KBN_FIELD_TYPES.UNKNOWN,
       });
+      // remove flattened top classes fields
+      fields = fields.filter(
+        (field: any) => !field.name.includes(`${resultsField}.${TOP_CLASSES}.`)
+      );
     }
 
     // Only need to add these fields if we didn't use dest index pattern to get the fields