Reza Rahadian as Rudy Habibie

Chelsea Islan as Illona Ianovska

Ernest Prakasa as Liem Keng Kie

Indah Permatasari as Ayu

Pandji Pragiwaksono as Peter Manumasa

Boris Bokir as Poltak Hasibuan

Dian Nitami as R.A. Tuti Marini Puspowardojo (Mami Rudy)

Donny Damara as Alwi Abdul Jalil Habibie (Ayah Rudy)

Millane Fernandez as Sofia

Cornelio Sunny as Panca

Leroy Osmani as Zairin Zain

Timo Scheunemann as Pastor Gilbert

Verdi Solaiman as Romo Mangun

Julia Alexandra as Mira

Bagas Luhur Pribadi as Sugeng

Paundrakarna as Mario

Fadika Royandi as Agus

Bima Azriel as Young Rudy

Rey Bong as Young Fanny

Manoj Punjabi as Erbakan

Bastian Steel as Teen Rudy

Tifani Habibie as Teen Ainun

Bunga Adelheid as Young Titi

Richo Nauval as Young Toto

Neysa Chandria as Winny

Yola Quinza Assyifa as Srie

Alena Natalia Gunawan as Yayu

Surawan Prihatnolo as Teen Fanny

Dewi Chandra Midema as Young Srie

Reyda Aqila as Young Yayu

Ameilya Windya as Titi

Roswita Recker-Widjanarko as Ms. Neuefeind

Pieter van Luijk as Mr. Neuefeind

Landung Simatupang as Rudy's Grandfather

Yurico Yassin as Rudy's Grandmother

Suharyoso as Captain

Vino as Dullah

Kimie as Ben

Geget Nyala Api as Maleo

Keenan as Bona

Mickhael as Frank

Ike Klose as Ivon

Juan as Patrick

Misa as Gertz

Wolfgang Jaochim Barndl as Helmer

Marc Franzschky as Mark

Sven - Olaf Jurgen Vogt as Fritz

Stefan Meyer as Hans Ebner

Tarina Titiliani as Dara

Vika Aditya as Yenny

Dilla Fadiela as Nina

Rukman Rosadi as Irul

Qomar Garasi as Yosef

Jeroen Lezer as Delf

Stuart Collin as Man at Phone Booth

Richard as Mr. Peter

Arjan Onderdenwijngaard as Hans Günther

Simone Pinkert as Mrs. Günther

Henning Bäcker as Hot Dog Vendor

Andreas Stecker as Guitarist

Max Mauer as Station Guard

Shinta Lamusu as Station Guard

Herman Nicholas Bennink as Principal

Nurtyas Yunianto as Doctor

Yan Tychkovskyi as Doctor

Iris Schmidt as Nurses

Inez M. as Nurses

Franziska as Nurses

Annika Bick as Nurses

Daniela Grau as Nurses

Wawan Sofyan as Soekarno

Ricardo as Bank Teller

Elisabeth Van Der Host as Women at Public Bath

Barbara van Kooten as Women at Public Bath

Markus as Man at Public Bath

Reza Rusandi as Bobby

Muhammad Gunawan as Rizal

Alex Suhendra as Rice Trader

Ferry Siraid as Binsar

Ozy Suryo as Siti

Welly as Asrul

Whinda Oktaviana as Reni

Hans as Frans Helmut

Yanuarudin Mukhlis as Panca's Friends

Dimas Samid as Panca's Friends

Ibnu Widodo as Soebono

Svenja Völkert as Invigilator

Tobias Hohender as Frank

Guilbert Robert Germain Eric as Illona's Father

Joan Linhorst as Illona's Mother

Kimberley Ivanovic as Ainun's Friend

Jean Leo Alain Versluis as Secret Agents

Alejandro Julia as Secret Agents

Maciej Marcin Buczkowski as Postmen

Martin as Postmen

Juan Pablo Piccirilli as Gertz

Miša Premović as Patrick

Tinus as Vocalist The Tillman Brothers

Sali Al-Faqir as Drummer The Tillman Brothers

Graciano Felubun as Pianist The Tillman Brothers

Helmi as Guitarist The Tillman Brothers

Ricky as Bassist The Tillman Brothers

Nina Podungge as Singers

Saripa Manyoe as Singers

Masito Happy as Singers

Melisa Said as Singers

Lidya Amuati as Singers

Siti Z. Napu as Singers

Festianti Ishak as Singers

Safwan E. Usman as Tambourine Players

Septuaginta Sumendap as Longgo Dancers

Samsul B. Yahya as Longgo Dancers

Yusuf Delatu as Tribal Chief

Maroš Markovič as Dancers

Obermayer Dóra as Dancers

Vassia Valkanioti as Dancers

Laci Gondor as Dancers

Puput Ratri Widayani as Dancers

Galih Suci Manganti as Dancers

Jona Tanama Pramudit as Dancers

Mega Lestari Silalahi as Dancers

Rusnanda as Dancers

Yohana Anggun as Dancers

Muhammad Khaidir Ali as Dancers

Frans Tunejaa as Dancers

Vanda Mutiara as College Students

Faiz Akbar Daud as College Students

Gunawan M. as College Students

Sylvia Widjaja as College Students

Sakti Reysaputra as College Students

Keisha Allegra as College Students

Yoshan Fazri as College Students

Nurmala Hayati Azizah as College Students

Namira Kaulika as College Students

Athira Indriaida as College Students

Imam Wicaksono as College Students

Radityo Yudho Prakoso as College Students

Annessia Cassandra Stefanowski as College Students

Handy Valerian Wiradiputera as College Students

Naufal Dzaky Antares as College Students