Which credits need to be changed?

Philip Brown as Billy Martin was in season 1 - 3
Todd Starke as Toby Martin was in season 1 - 3
Denver Pyle as Buck Webb was in all of season 1 - 2 in season 3 he ended in episode 15
Rose Marie as Myrna Gibbons was in season 1 - 3
McLean Stevenson as Michael Nicholson was in season 1 - 3
John Dehner as Cyril Bennett was in season 4 - 5
Billy De Wolfe as Willard Jarvis was only in 11 episodes in season 2, 3, 4, & 5
Peter Lawford as Dr. Peter Lawrence was in only 8 episodes in season 4 & 5
Paul Smith as Ron Harvey was in season 1 - 3
Patrick O'Neal as Jonathan Rusk was in 3 episodes in season 5
Naomi Stevens as Juanita was in 18 episodes season 1
Fran Ryan as Aggie Thompson in 10 episodes season 1
Paul L Smith was not in the tv show must have been mistaken for Paul Smith
Jackie Joseph as Jackie Parker was in season 4 - 5

Thank you for the reply.

Apologies for the late reply, I will try to get to this when I have the chance.

Thank you

Apologies for the late reply (again), but I finally tackled this one. I've adjusted everyone on the regular cast page. As for those with credits on only a few episodes, those need to be re-added at the episode guest level. Thanks.

Thank You