Achanak (English: Suddenly) is a 1998 Indian action thriller film directed by Naresh Malhotra starring Govinda and Manisha Koirala.^[2] The film was a box office failure.^[3]

Wealthy industrialist Yashpal Nanda (Saeed Jaffrey) is widowed and lives with his daughter, Nisha (Pinky Singh), and two sons, Vijay (Rahul Roy), and Arjun (Govinda). He gets Nisha married to Nilesh (Dalip Tahil), while Vijay marries Madhu (Farah Naaz), and Yashpal is on the look-out for a suitable bride for Arjun. Arjun lives a charmed life, surrounded by the family he loves and working at his family's thriving business. Then he meets Pooja (Manisha Koirala), and his life gets even better. The two quickly fall in love. Yashpal is overjoyed and happy with Arjun's choice and cannot wait for them to get married. The Nanda family's world gets turned upside down when Nisha and then Vijay pass away suddenly, leaving the family devastated. Pooja is mistakenly convicted of murder, and Arjun must save her while he keeps up his family responsibilities, but his father soon meets a cruel end as well. The police arrive on the scene to arrest Arjun for murder. Now, on the run from both the police and the mysterious criminals, Arjun and Pooja work to expose the truth while evading a fate at the hands of either.

• Govinda as Arjun Nanda
• Manisha Koirala as Pooja
• Farha Naaz as Madhu Nanda
• Rahul Roy as Vijay Nanda
• Johnny Lever as Joni / Moni / Toni Kapoor
• Pinky Singh as Nisha Nanda
• Saeed Jaffrey as Yashpal Nanda
• Paresh Rawal as Sagar Srivastav
• Dalip Tahil as Nilesh
• Tinnu Anand as Police Inspector Pandey
• Vishwajeet Pradhan as Sagar Srivastav's Henchman
• Navneet Nishan as Anjali
• Dinesh Hingoo as P.K Sharma
• Viju Khote as Veternity Dr. M.Dasturi
• Sanjay Dutt (Cameo) Vikram;Vicky Verma
• Shahrukh Khan (Cameo) Ajay Sharma