Richy Müller (born Hans-Jürgen Müller; 26 September 1955) is a German television and movie actor. He is particularly known as a crime scene investigator in the German television series Tatort.

• The Great Runaway [de] (1979, TV miniseries)
• Jetzt und alles (1981)
• Sei zärtlich, Pinguin [de] (Be Gentle, Penguin, 1982)
• Who's Crazy, Doc? [de] (1982)
• Kamikaze 1989 (1982)
• The Man on the Wall [de] (1982)
• The Noah's Ark Principle (1984)
• Pogo 1104 (1984, TV miniseries)
• The Voice (1989)
• Rosamunde [de] (1990)
• Just a Matter of Duty (1992)
• The Little Innocent [de] (1994, TV film)
• One of My Oldest Friends (1995)
• The Superwife (1996)
• Father's Day (1996)
• Cuba Libre [de] (1996, TV film)
• The Pharmacist (1997)
• Die Cellistin [de] (1998, TV film)
• Gierig (1999)
• A Big Job [de] (1999, TV film)
• Stunde des Wolfs (2000, TV film)
• The State I Am In (2000)
• Rote Glut (2000, TV film)
• Fandango (2000)
• Die Affäre Semmeling (2002, TV miniseries)
• XXX (2002)
• Between Night and Day (2004, TV film)
• I'll Be Seeing You (2004)
• Alone (2004)
• Farland [de] (2004)
• The Day Bobby Ewing Died [de] (2005)
• Not All Were Murderers [de] (2006, TV film)
• Four Minutes (2006)
• Another Word and I'll Mary You! [de] (2007, TV film)
• Ein verlockendes Angebot [de] (2007, TV film)
• Treasure Island [de] (2007, TV film)
• The Poll Diaries (2010)
• Vanished [de] (2011, TV film)
• Vampire Sisters (2012)
• Die schwarzen Brüder [it] (2013)
• Burning Souls [de] (2014, TV film)

During the COVID-19 pandemic in April 2021, Müller contributed to and later distanced himself from the controversial #allesdichtmachen initiative.^[1]