The "Bhool Bhulaiyaa" actor was replaced by Kartik Aaryan for the sequel.
Saif Ali Khan replaced Junior Bachchan for the "Bunty Aur Babli" sequel.
The "Bhool Bhulaiyaa" star didn't return to play the role of Manjulika in the sequel, and Tabu was roped in instead.
The "Dream Girl" actor was replaced by Ananya Panday for the sequel.
The "Murder" and "Murder 2" actor did not return for the threequel, and was instead replaced by Randeep Hooda.
Salman Khan replaced Saif in the "Race" threequel.
The "Golmaal: Fun Unlimited" actor was replaced in the franchise's sequels, by Kunal Kemmu.