Gautham

Mahesh Babu

Antonio Rosarius

Kelly Dorjee

Sameera

Kriti Sanon

Chandrashekhar's co-scientist

Nassar

Kalyani

Anu Hasan

Young Gautham

Gautham Krishna

Chandrashekhar

Anand

Antonio Rosarius

Kelly Dorji

Taxi Driver

Pradeep Ram Singh Rawat

Taxi driver

Pradeep Singh Rawat

Inspector John Basha

Sayaji Shinde

Gulab Singh

Posani Krishna Murali

Kalyani

Anu Haasan

Police Constable

Srinivasa Reddy

Michael

Ravi Varma

Gautham's Doctor

Surya Bhagawan Das

Gautham's fan

Naveen Polisetty

Insp. Douglas

David Corden

Taxi Driver's Son

Naveen Polishetty

Gautham (Child Character)

Gautham

Special Appearance in 'London Babu' song

Sophie Choudry

Sameera's boss

Banerjee

Special Appearance in 'London Babu' song

Sophiya Chaudhary

Car Driver

Kumud Pant

Police Officer

Paul Blackwell

John Kokken