diff --git a/lib/params/base_validator.rb b/lib/params/base_validator.rb
index bd46510a..9cc4adb3 100644
--- a/lib/params/base_validator.rb
+++ b/lib/params/base_validator.rb
@@ -14,6 +14,8 @@ module Params
       raise e unless validator.dry_run?
     rescue StandardError => e
       Rollbar.error(e) if defined?(Rollbar)
+
+      raise e unless Rails.env.production?
     end
 
     attr_reader :params, :dry_run
@@ -48,11 +50,11 @@ module Params
 
     def type(params, key, type, message: nil)
       return if params.blank?
-      return unless params.key?(key)
+      return if params[key].blank?
 
-      return if params[key].is_a?(type)
+      return if params[key].is_a?(type) || (type == Hash && params[key].is_a?(ActionController::Parameters))
 
-      type = 'Object' if type == 'Hash'
+      type = 'Object' if type == Hash
 
       raise_error(message || "#{key} must be a #{type}")
     end
@@ -84,6 +86,7 @@ module Params
     def boolean(params, key, message: nil)
       return if params.blank?
       return unless params.key?(key)
+      return if params[key].nil?
 
       value = ActiveModel::Type::Boolean.new.cast(params[key])
 
diff --git a/lib/params/submission_create_validator.rb b/lib/params/submission_create_validator.rb
index e4d4a8a3..1a329287 100644
--- a/lib/params/submission_create_validator.rb
+++ b/lib/params/submission_create_validator.rb
@@ -33,10 +33,6 @@ module Params
       required(params, :template_id)
       required(params, %i[submission submissions])
 
-      in_path(params, :submission) do |submission_params|
-        required(submission_params, :submitters) if params[:submission]
-      end
-
       boolean(params, :send_email)
       boolean(params, :send_sms)
       type(params, :order, String)
@@ -53,8 +49,14 @@ module Params
 
       value_in(params, :order, %w[preserved random], allow_nil: true)
 
+      return true if params[:submission].is_a?(Array)
+
+      in_path(params, :submission) do |submission_params|
+        required(submission_params, :submitters) if params[:submission]
+      end
+
       in_path_each(params, %i[submission submitters]) do |submitter_params|
-        required(submitter_params, :email)
+        required(submitter_params, %i[email phone name])
 
         type(submitter_params, :name, String)
         type(submitter_params, :email, String)