Khosla explored a variety of styles be it crime thrillers (C.I.D., Kala Pani (1958)), musicals ( (1962) – whose starting point was seven songs composed by O. P. Nayyar), suspense thrillers (Woh Kaun Thi?
Khosla investigated different types of films, including crime thrillers (C.I.D., Kala Pani (1958)), musicals (Aar Paar (1962) – featuring seven songs by O. P. Nayyar), and suspense thrillers (Woh Kaun Thi?).