diff --git a/res/ACTION.HGR.UNCOMPRESSED/DANGEROUS.DAVE1 b/res/ACTION.HGR.UNCOMPRESSED/DANGEROUS.DAVE1
new file mode 100644
index 000000000..f78632cde
Binary files /dev/null and b/res/ACTION.HGR.UNCOMPRESSED/DANGEROUS.DAVE1 differ
diff --git a/res/ACTION.HGR.UNCOMPRESSED/DANGEROUS.DAVE2 b/res/ACTION.HGR.UNCOMPRESSED/DANGEROUS.DAVE2
new file mode 100644
index 000000000..7db05f6bb
Binary files /dev/null and b/res/ACTION.HGR.UNCOMPRESSED/DANGEROUS.DAVE2 differ
diff --git a/res/ACTION.HGR.UNCOMPRESSED/DANGEROUS.DAVE3 b/res/ACTION.HGR.UNCOMPRESSED/DANGEROUS.DAVE3
new file mode 100644
index 000000000..a9d82bf7c
Binary files /dev/null and b/res/ACTION.HGR.UNCOMPRESSED/DANGEROUS.DAVE3 differ
diff --git a/res/ACTION.HGR.UNCOMPRESSED/DANGEROUS.DAVE4 b/res/ACTION.HGR.UNCOMPRESSED/DANGEROUS.DAVE4
new file mode 100644
index 000000000..2513a1cba
Binary files /dev/null and b/res/ACTION.HGR.UNCOMPRESSED/DANGEROUS.DAVE4 differ
diff --git a/res/ACTION.HGR.UNCOMPRESSED/DANGEROUS.DAVE5 b/res/ACTION.HGR.UNCOMPRESSED/DANGEROUS.DAVE5
new file mode 100644
index 000000000..d728a8e22
Binary files /dev/null and b/res/ACTION.HGR.UNCOMPRESSED/DANGEROUS.DAVE5 differ
diff --git a/res/ACTION.HGR.UNCOMPRESSED/DANGEROUS.DAVE6 b/res/ACTION.HGR.UNCOMPRESSED/DANGEROUS.DAVE6
new file mode 100644
index 000000000..87b90541f
Binary files /dev/null and b/res/ACTION.HGR.UNCOMPRESSED/DANGEROUS.DAVE6 differ
diff --git a/res/ACTION.HGR/DANGEROUS.DAVE1 b/res/ACTION.HGR/DANGEROUS.DAVE1
new file mode 100644
index 000000000..63dd2112c
Binary files /dev/null and b/res/ACTION.HGR/DANGEROUS.DAVE1 differ
diff --git a/res/ACTION.HGR/DANGEROUS.DAVE2 b/res/ACTION.HGR/DANGEROUS.DAVE2
new file mode 100644
index 000000000..446f32c4b
Binary files /dev/null and b/res/ACTION.HGR/DANGEROUS.DAVE2 differ
diff --git a/res/ACTION.HGR/DANGEROUS.DAVE3 b/res/ACTION.HGR/DANGEROUS.DAVE3
new file mode 100644
index 000000000..e058a936c
Binary files /dev/null and b/res/ACTION.HGR/DANGEROUS.DAVE3 differ
diff --git a/res/ACTION.HGR/DANGEROUS.DAVE4 b/res/ACTION.HGR/DANGEROUS.DAVE4
new file mode 100644
index 000000000..cc5f3f68f
Binary files /dev/null and b/res/ACTION.HGR/DANGEROUS.DAVE4 differ
diff --git a/res/ACTION.HGR/DANGEROUS.DAVE5 b/res/ACTION.HGR/DANGEROUS.DAVE5
new file mode 100644
index 000000000..09baabcfe
Binary files /dev/null and b/res/ACTION.HGR/DANGEROUS.DAVE5 differ
diff --git a/res/ACTION.HGR/DANGEROUS.DAVE6 b/res/ACTION.HGR/DANGEROUS.DAVE6
new file mode 100644
index 000000000..b06d5e393
Binary files /dev/null and b/res/ACTION.HGR/DANGEROUS.DAVE6 differ
diff --git a/res/ACTION.HGR/_FileInformation.txt b/res/ACTION.HGR/_FileInformation.txt
index 509cff28a..e5bdc8137 100644
--- a/res/ACTION.HGR/_FileInformation.txt
+++ b/res/ACTION.HGR/_FileInformation.txt
@@ -180,6 +180,12 @@ CUBIT=Type(06),AuxType(3FF8),Access(C3)
 CUBIT2=Type(06),AuxType(3FF8),Access(C3)
 CYBER.STRIKE=Type(06),AuxType(3FF8),Access(C3)
 CYCLOD=Type(06),AuxType(3FF8),Access(C3)
+DANGEROUS.DAVE1=Type(06),AuxType(3FF8),Access(C3)
+DANGEROUS.DAVE2=Type(06),AuxType(3FF8),Access(C3)
+DANGEROUS.DAVE3=Type(06),AuxType(3FF8),Access(C3)
+DANGEROUS.DAVE4=Type(06),AuxType(3FF8),Access(C3)
+DANGEROUS.DAVE5=Type(06),AuxType(3FF8),Access(C3)
+DANGEROUS.DAVE6=Type(06),AuxType(3FF8),Access(C3)
 DAVIDS.MAGIC=Type(06),AuxType(3FF8),Access(C3)
 DEFENDER=Type(06),AuxType(3FF8),Access(C3)
 DIAMOND.MINE=Type(06),AuxType(3FF8),Access(C3)
@@ -449,7 +455,7 @@ PENETRATOR2=Type(06),AuxType(3FF8),Access(C3)
 PEST.PATROL=Type(06),AuxType(3FF8),Access(C3)
 PEST.PATROL2=Type(06),AuxType(3FF8),Access(C3)
 PHANTOMS.FIVE=Type(06),AuxType(3FF8),Access(C3)
-PHAROAHS.REVNG=Type(06),AuxType(3FF8),Access(C3)
+PHARAOHS.REVNG=Type(06),AuxType(3FF8),Access(C3)
 PHASER.FIRE=Type(06),AuxType(3FF8),Access(C3)
 PHOTAR=Type(06),AuxType(3FF8),Access(C3)
 PHOTAR2=Type(06),AuxType(3FF8),Access(C3)
diff --git a/res/ARTWORK.SHR/_FileInformation.txt b/res/ARTWORK.SHR/_FileInformation.txt
index 793efafff..be81dcf4c 100644
--- a/res/ARTWORK.SHR/_FileInformation.txt
+++ b/res/ARTWORK.SHR/_FileInformation.txt
@@ -90,7 +90,7 @@ ONE.ON.ONE=Type(06),AuxType(1FF8),Access(C3)
 ORILEYS.MINE=Type(06),AuxType(1FF8),Access(C3)
 PAC.MAN=Type(06),AuxType(1FF8),Access(C3)
 PAPERBOY=Type(06),AuxType(1FF8),Access(C3)
-PHAROAHS.REVNG=Type(06),AuxType(1FF8),Access(C3)
+PHARAOHS.REVNG=Type(06),AuxType(1FF8),Access(C3)
 PIPE.DREAM=Type(06),AuxType(1FF8),Access(C3)
 PITSTOP.II=Type(06),AuxType(1FF8),Access(C3)
 PLATOON=Type(06),AuxType(1FF8),Access(C3)
diff --git a/res/ATTRACT/DANGEROUS.DAVE b/res/ATTRACT/DANGEROUS.DAVE
new file mode 100644
index 000000000..860eaa411
--- /dev/null
+++ b/res/ATTRACT/DANGEROUS.DAVE
@@ -0,0 +1,13 @@
+#
+# Attract mode for DANGEROUS.DAVE
+# This file is automatically generated
+#
+
+ACTION.HGR/DANGEROUS.DAVE1=A
+ACTION.HGR/DANGEROUS.DAVE2=A
+ACTION.HGR/DANGEROUS.DAVE3=A
+ACTION.HGR/DANGEROUS.DAVE4=A
+ACTION.HGR/DANGEROUS.DAVE5=A
+ACTION.HGR/DANGEROUS.DAVE6=A
+
+[eof]
diff --git a/res/ATTRACT/_FileInformation.txt b/res/ATTRACT/_FileInformation.txt
index c826619e2..c6886ddc6 100644
--- a/res/ATTRACT/_FileInformation.txt
+++ b/res/ATTRACT/_FileInformation.txt
@@ -73,6 +73,7 @@ CUBIT=Type(04),AuxType(8000),Access(C3)
 CYBER.STRIKE=Type(04),AuxType(8000),Access(C3)
 CYCLOD=Type(04),AuxType(8000),Access(C3)
 D.GENERATION=Type(04),AuxType(8000),Access(C3)
+DANGEROUS.DAVE=Type(04),AuxType(8000),Access(C3)
 DAVIDS.MAGIC=Type(04),AuxType(8000),Access(C3)
 DEATH.SWORD=Type(04),AuxType(8000),Access(C3)
 DEFENDER=Type(04),AuxType(8000),Access(C3)
@@ -181,7 +182,7 @@ PAPERBOY=Type(04),AuxType(8000),Access(C3)
 PENETRATOR=Type(04),AuxType(8000),Access(C3)
 PEST.PATROL=Type(04),AuxType(8000),Access(C3)
 PHANTOMS.FIVE=Type(04),AuxType(8000),Access(C3)
-PHAROAHS.REVNG=Type(04),AuxType(8000),Access(C3)
+PHARAOHS.REVNG=Type(04),AuxType(8000),Access(C3)
 PHASER.FIRE=Type(04),AuxType(8000),Access(C3)
 PHOTAR=Type(04),AuxType(8000),Access(C3)
 PICNIC.PARANOIA=Type(04),AuxType(8000),Access(C3)
diff --git a/res/GAMES.CONF b/res/GAMES.CONF
index de2dc9a04..bbd3c8b8a 100755
--- a/res/GAMES.CONF
+++ b/res/GAMES.CONF
@@ -72,6 +72,7 @@
 0000,CYBER.STRIKE
 0001,CYCLOD
 1000,THE.DAM.BUSTERS
+0001,DANGEROUS.DAVE
 1000,DAVIDS.MAGIC=David's Midnight Magic
 0110,DEATH.SWORD
 1001,DEFENDER
diff --git a/res/SS/ACTIONDAVE.CONF b/res/SS/ACTIONDAVE.CONF
new file mode 100644
index 000000000..d741ad91b
--- /dev/null
+++ b/res/SS/ACTIONDAVE.CONF
@@ -0,0 +1,12 @@
+#
+# Dangerous Dave action slideshow
+#
+
+DANGEROUS.DAVE1=DANGEROUS.DAVE
+DANGEROUS.DAVE2=DANGEROUS.DAVE
+DANGEROUS.DAVE3=DANGEROUS.DAVE
+DANGEROUS.DAVE4=DANGEROUS.DAVE
+DANGEROUS.DAVE5=DANGEROUS.DAVE
+DANGEROUS.DAVE6=DANGEROUS.DAVE
+
+[eof]
diff --git a/res/SS/_FileInformation.txt b/res/SS/_FileInformation.txt
index 416895af8..64f193dcf 100644
--- a/res/SS/_FileInformation.txt
+++ b/res/SS/_FileInformation.txt
@@ -48,6 +48,7 @@ ACTIONCLR2.CONF=Type(04),AuxType(4000),Access(C3)
 ACTIONCLR3.CONF=Type(04),AuxType(4000),Access(C3)
 ACTIONCLR4.CONF=Type(04),AuxType(4000),Access(C3)
 ACTIONCLR5.CONF=Type(04),AuxType(4000),Access(C3)
+ACTIONDAVE.CONF=Type(04),AuxType(4000),Access(C3)
 ACTIONDD.CONF=Type(04),AuxType(4000),Access(C3)
 ACTIONEFG1.CONF=Type(04),AuxType(4000),Access(C3)
 ACTIONEFG2.CONF=Type(04),AuxType(4000),Access(C3)
diff --git a/res/TITLE.HGR/DANGEROUS.DAVE b/res/TITLE.HGR/DANGEROUS.DAVE
new file mode 100644
index 000000000..e151d3bab
Binary files /dev/null and b/res/TITLE.HGR/DANGEROUS.DAVE differ
diff --git a/res/TITLE.HGR/_FileInformation.txt b/res/TITLE.HGR/_FileInformation.txt
index a6b51c017..7e2e301c3 100644
--- a/res/TITLE.HGR/_FileInformation.txt
+++ b/res/TITLE.HGR/_FileInformation.txt
@@ -65,6 +65,7 @@ CRYSTAL.CASTLES=Type(06),AuxType(4000),Access(C3)
 CUBIT=Type(06),AuxType(4000),Access(C3)
 CYBER.STRIKE=Type(06),AuxType(4000),Access(C3)
 CYCLOD=Type(06),AuxType(4000),Access(C3)
+DANGEROUS.DAVE=Type(06),AuxType(4000),Access(C3)
 DAVIDS.MAGIC=Type(06),AuxType(4000),Access(C3)
 DEFENDER=Type(06),AuxType(4000),Access(C3)
 DIAMOND.MINE=Type(06),AuxType(4000),Access(C3)
@@ -167,7 +168,7 @@ PAPERBOY=Type(06),AuxType(4000),Access(C3)
 PENETRATOR=Type(06),AuxType(4000),Access(C3)
 PEST.PATROL=Type(06),AuxType(4000),Access(C3)
 PHANTOMS.FIVE=Type(06),AuxType(4000),Access(C3)
-PHAROAHS.REVNG=Type(06),AuxType(4000),Access(C3)
+PHARAOHS.REVNG=Type(06),AuxType(4000),Access(C3)
 PHASER.FIRE=Type(06),AuxType(4000),Access(C3)
 PHOTAR=Type(06),AuxType(4000),Access(C3)
 PICNIC.PARANOIA=Type(06),AuxType(4000),Access(C3)
diff --git a/res/dsk/dangerous dave.po b/res/dsk/dangerous dave.po
new file mode 100644
index 000000000..5a49ac3a3
Binary files /dev/null and b/res/dsk/dangerous dave.po differ
diff --git a/src/prelaunch/dangerous.dave.a b/src/prelaunch/dangerous.dave.a
new file mode 100644
index 000000000..bbe825131
--- /dev/null
+++ b/src/prelaunch/dangerous.dave.a
@@ -0,0 +1,40 @@
+;license:MIT
+;(c) 2020 by Tom Greene
+
+!cpu 6502
+!to "build/PRELAUNCH/DANGEROUS.DAVE",plain
+*=$106
+
+    !source "src/prelaunch/common.a"
+
+         +ENABLE_ACCEL
+         lda   #$60       ; patch loader to return
+         sta   $20C6
+         jsr   $2000
+
+         +GET_MACHINE_STATUS
+         and   #CHEATS_ENABLED
+         beq   +
+         ldx   #$2C
+         stx   $8A61      ; don't decrement lives
+
++
+         ; the game calls the Applesoft RND function in ROM
+         ; so we need to copy the seed into ZP, otherwise it
+         ; will get stuck in an infinite loop
+         ldx   #$04
+-        lda   seed,x
+         sta   $C9,x
+         dex
+         bpl   -
+
+         +DISABLE_ACCEL
+         jmp   $20EC
+
+seed
+         !byte   $80, $4F, $C7, $52, $FF
+
+
+!if * > $1C0 {
+  !error "code is too large, ends at ", *
+}