Mashru played Inspector Vivek in C.I.D.. He first appeared in C.I.D. on 7 July 2006, when a nationwide hunt called "CID Operation Talaash" was launched in search of a new officer to join the CID team which ended on 1 September 2006. Viivek V. Mashru was declared the winner of the hunt and his character's name is Vivek. Mashru has also appeared in the serials Aankhen and Major Barrister.[1] Besides, Mashru has also appeared in the 2004 movie Morning Raga, where he played munna and he also appeared in Akkad Bakkad Bambey Bo as Arnav Kapoor. He has also acted in a short film named Hakol directed by Paras Chaurasia .Vivek quit the C.I.D cause of some personal reasons.