Professor Pyarelal is a 1981 Hindi

Hindi

Standard Hindi, or more precisely Modern Standard Hindi, also known as Manak Hindi , High Hindi, Nagari Hindi, and Literary Hindi, is a standardized and sanskritized register of the Hindustani language derived from the Khariboli dialect of Delhi...

 film produced by TM Bihari and directed by Brij Sadanah

Brij Sadanah

Brij Sadanah , sometimes credited as Brij Mohan or simply Brij, was a veteran Hindi film producer and director. He is very well known for some of the most memorable films from the 60s and 70s, such as Victoria No. 203, Yakeen and Professor Pyarelal.Brij died on 21 October 1990 in Mumbai...

 and featuring Dharmendra

Dharmendra

Dharmendra Singh Deol |Punjab]]), better known as Dharmendra, is an award-winning Hindi film actor who has appeared in more than 247 Hindi-language films as of 2011. In 1997, he received the Filmfare Lifetime Achievement Award for his contribution to Hindi cinema and also another Lifetime...

, Zeenat Aman

Zeenat Aman

Zeenat Aman is an Indian actress who has appeared in Hindi films, notably in the 1970s and 1980s. She was the second runner up in the Miss India Contest and went on to win the Miss Asia Pacific in 1970...

, Simi Garewal

Simi Garewal

Simi Garewal is an Indian actress. She is known for her work in Mera Naam Joker, Siddhartha and Karz.-Early life:Simi Garewal was born in a Jatt Sikh family in Delhi, her father, J S Garewal served in the army rising to the rank of brigadier...

, Shreeram Lagoo, Amjad Khan

Amjad Khan

Amjad Khan was an acclaimed Indian actor and director. He worked in over 130 films in his film career spanning nearly twenty years. He enjoyed popularity for his villainous roles in Hindi films the most famous being the unforgettable Gabbar Singh in 1975 classic Sholay...

 and Nirupa Roy

Nirupa Roy

-Filmography:* Lal Baadshah * Mard * Mawali * Betab * Khoon aur Pani * Aatish * Kartavya .... Vijay's mother* Khandaan .... Savitri G. Srivastav...

 in the lead roles. Kalyanji-Anandji have composed the music, while Anand Bakshi

Anand Bakshi

Anand Bakshi was a popular Indian poet and lyricist.-Early days:Anand Bakshi was born in Rawalpindi, now in Pakistan, on 21 July 1930. His ancestors were from Kurree, near Rawalpindi, and had origins in Kashmir. His mother, Sumitra, died 1940, when he was 10...

 has written the lyrics for the film. Hrishikesh Mukherjee

Hrishikesh Mukherjee

Hrishikesh Mukherjee ) was a famous Indian film director known for a number of films, including Satyakam, Chupke Chupke, Anupama, Anand, Abhimaan, Guddi, Gol Maal, Aashirwad, Bawarchi, and Namak Haraam.Popularly known as Hrishi-da, he directed 42 films during his career spanning over four decades,...

 has done the editing for the film.

The film became popular as it was seen to carry forward the legacy of the Manmohan Desai

Manmohan Desai

Manmohan Desai was a producer and director of Indian movies.- Background :His father, Kikubhai Desai, was an Indian film producer and owner of Paramount Studios from 1931 to 1941. His productions, mainly stunt films, included Circus Queen, Golden Gang, and Sheikh Challi...

 genre of films. Among the movie's songs, the title song became very popular at the time.

Music

1. "Yeh Vaada Raha Dilruba" - 4:43 (Mohammed Rafi
   Mohammed Rafi
   Mohammad Rafi , was an Indian playback singer whose career spanned four decades. He was awarded National Award and 6 Filmfare Awards. In 1967, he was honoured with the Padma Shri awarded by the Government of India....
   
   , Asha Bhosle
   Asha Bhosle
   Asha Bhosle is an Indian singer. She is one of the best-known and most highly-regarded Hindi playback singers in India, although she has a wider repertoire. Bhosle's career started in 1943 and has spanned over six decades. She has done playback singing for over a thousand Bollywood movies...
   
   )
2. "Gaa Gaa Gaa Gaayeja" - 4:43 (Kishore Kumar
   Kishore Kumar
   Kishore Kumar , born Abhas Kumar Ganguly, was an Indian film playback singer and an actor who also worked as lyricist, composer, producer, director, screenwriter and scriptwriter.Kishore Kumar was one of India's greatest performers of the late 20th century...
   
   , Manhar Udhas
   Manhar Udhas
   Manhar Udhas is Hindi and Gujarati language singer. He has given voice for many Hindi movies as playback singer. He is the elder brother of singer Pankaj Udhas and Nirmal Udhas and has worked with Pankaj on albums and Live Shows. Manhar has worked with all the composers of the film world and has...
   
   )
3. "Tere Sivaa Na Kisi Ka Banoonga" - 4:51
4. "Dilwala Mastana" - 3:21 (Asha Bhosle)
5. "Aage Aage Ek Hasina" - 3:10 (Asha Bhosle)
6. "Gaa Gaa Gaa Gaayeja (Female)" - 3:42 (Asha Bhosle)
7. "Professor Pyarelal" - 5:56 (Instrumental)

Film Inconsistencies

• The Police Car used in the chase scene with Vinod Mehra was a Triumph 2000
  Triumph 2000
  The Triumph 2000 is a mid-sized, rear wheel drive automobile which was produced in Coventry by the Triumph Motor Company between 1963 and 1977. Larger-engined models, known as the Triumph 2.5 PI and Triumph 2500 were also produced.-Engine:...
  
  . When Vinod Mehra is wounded by Police, the car that that overturns within the shot is actually a Hindustan Ambassador
  Hindustan Ambassador
  The Hindustan Ambassador is a car manufactured by Hindustan Motors of India. It has been in production since 1958 with few modifications or changes and is based on the Morris Oxford III model, first made by the Morris Motor Company at Cowley, Oxford in the United Kingdom from 1956 to 1959.Despite...
  
  .