Manish, who was last seen on the big screen in the film "Tere Bin Laden: Dead or Alive", says it was Hrithik who inspired him.
"To the man who inspired me! Thanks man Hrithik Roshan...what say bro?" Manish tweeted on Tuesday.
The "Krrish" star also mentioned that Manish's change is inspirational.
"That's what I call a transformation. Inspiring back! Incredible," Hrithik replied.
The 42-year-old actor, who was last seen on the big screen in 2014 in "Bang Bang!", will next feature in the epic adventure-romance "Mohenjo Daro", directed by Ashutosh Gowariker.