तीसरी मंज़िल

K.N. Singh as Manohar Prem Chopra as Ramesh Jayshree Talpade Shammi Kapoor as Anil Kumar / Rocky Iftekhar as Inspector Das Raj Mehra as Sunita and Rupa's father Asha Parekh as Sunita Helen as Ruby Premnath Malhotra as Kunwarsahab Mahender Singh Laxmi Chhaya as Meena Salim Khan as Rocky and Ruby's friend

Vijay Anand Director, Editor Nasir Hussain Writer, Producer Rahul Dev Burman Original Music Composer